What's the difference between slug and smug?

Slug


Definition:

  • (n.) A drone; a slow, lazy fellow; a sluggard.
  • (n.) A hindrance; an obstruction.
  • (n.) Any one of numerous species of terrestrial pulmonate mollusks belonging to Limax and several related genera, in which the shell is either small and concealed in the mantle, or altogether wanting. They are closely allied to the land snails.
  • (n.) Any smooth, soft larva of a sawfly or moth which creeps like a mollusk; as, the pear slug; rose slug.
  • (n.) A ship that sails slowly.
  • (n.) An irregularly shaped piece of metal, used as a missile for a gun.
  • (n.) A thick strip of metal less than type high, and as long as the width of a column or a page, -- used in spacing out pages and to separate display lines, etc.
  • (v. i.) To move slowly; to lie idle.
  • (v. t.) To make sluggish.
  • (v. t.) To load with a slug or slugs; as, to slug a gun.
  • (v. t.) To strike heavily.
  • (v. i.) To become reduced in diameter, or changed in shape, by passing from a larger to a smaller part of the bore of the barrel; -- said of a bullet when fired from a gun, pistol, or other firearm.

Example Sentences:

  • (1) The appearance of the corpus allatum, the central endocrine gland of diapause, was examined histologically in the slug moth prepupae, Monema flavescens (Lepidoptera).
  • (2) It was found that: the two cell types have the same basal adenylate cyclase activity; prespore cells and prestalk cells are able to relay the extracellular cAMP signal equally well; intact prestalk cells show a threefold higher cAMP phosphodiesterase activity on the cell surface than prespore cells, whereas their cytosolic activity is the same; intact prestalk cells bind three to four times more cAMP than prespore cells; no large differences in cAMP metabolism and detection were observed between cells derived from migrating slugs and culminating aggregates.
  • (3) We propose a model whereby a protein repressor, under the control of PKA, inhibits precocious induction of stalk cell differentiation by DIF and so regulates the choice between slug migration and culmination.
  • (4) The circadian locomotor rhythm of the terrestrial slug, Limax maximus, was measured with activity wheels during exposure to both humid and drying conditions.
  • (5) The Dictyostelium slug contains a simple anterior-posterior pattern of prestalk and prespore cells.
  • (6) "The truth is that no Chagossian has anything like equal rights with even the warty sea slug.
  • (7) Analysis by high-pressure liquid chromatography (HPLC) using different solvent systems shows that the major species of DIF activity extracted from slugs coelutes with DIF-1, the major species of released DIF and is similarly sensitive to sodium borohydride reduction.
  • (8) We also show that expression of the ecmA gene becomes uniformly high throughout the prestalk zone when slugs are allowed to migrate in the light.
  • (9) Beejin is distributed in the posterior region of slugs.
  • (10) A section of the mantle edge enlarged to produce a posterior mantle lobe upon which sit both the shell and viscera, and which later became redundant as posterior elongation of the head-foot produced a slug-like form, the viscera being incorporated within the head-foot.
  • (11) The errors are greatest when hydrogen is given by intra-arterial slug injection, and when the electrode is within 2mm of another tissue compartment, CSF, or air.
  • (12) Giant mucin granules of the slug (Ariolimax columbianus) are released intact from mucus-secreting cells of the slug's skin.
  • (13) A good slug of booze (brandy or calvados) makes for a very adult crumble.
  • (14) A small number of prestalk cells become redistributed in the posterior during slug migration and appear to undergo respecification when their position is changed.
  • (15) Prespore and prestalk cells from slugs were enriched on Percoll density gradients and allowed to regulate in suspension culture under 100% oxygen.
  • (16) In this paper we develop and analyze a class of mathematical models of the slug in which cell determination can be less rigidly tied to spatial location, and which involve chemotactic cell sorting to re-establish and maintain the spatial pattern of cell types.
  • (17) Recent experimental work suggests that under normal conditions cell sorting plays an important part in maintaining and re-establishing the axial pattern of cell types in the slug stage of the cellular slime mold Dictyostelium discoideum.
  • (18) When DIF-1 is added to intact slugs, it causes a substantial enlargement of the prestalk tissue at physiological concentrations in the time previously shown to be required for pattern regulation.
  • (19) X marks the spot where sea slug A gently inserts its penile stylet into sea slug B's forehead.
  • (20) We demonstrate that adenosine affects the immunological prespore specific staining pattern in slugs in a manner opposite to cAMP:cAMP induces an increase of prespore antigen; adenosine induces a decrease.

Smug


Definition:

  • (a.) Studiously neat or nice, especially in dress; spruce; affectedly precise; smooth and prim.
  • (v. t.) To make smug, or spruce.

Example Sentences:

  • (1) "Anne Hathaway at least tried to sing and dance and preen along to the goings on, but Franco seemed distant, uninterested and content to keep his Cheshire-cat-meets-smug smile on display throughout."
  • (2) What's more, his genial stiffness and shy self-awareness give him a kind of awkward dignity compared to the preening smugness of Cruz.
  • (3) It might be worth looking at how others do it, and not smugly concluding that the public likes the NHS the way it is.
  • (4) He is far too astute an analyst of comedy to be unaware of the danger of looking smug and there were sufficient layers of irony and knowing jokes within jokes for the conceit to work.
  • (5) I smiled smugly – there’s nothing like praise from a kindred spirit.
  • (6) And he provided the catalyst that improved the lot of the player in what had become an exceedingly smug game.
  • (7) Our political class is indeed the pinnacle of smug regurgitation.
  • (8) Meanwhile, eco-triumphalists will witter smugly about how the ban will save - what was it again?
  • (9) He had to do more than opt out of the yah-boo , smug sixth-form wordplay of the House of Commons.
  • (10) Dave meanwhile lapsed into his shrill Bullingdon Club persona; the dividing line between self confidence and smugness is gossamer thin for the prime minister.
  • (11) Before a ferociously red crowd, in which the Australian fans, scattered throughout the stadium in little blobs of yellow, struggled to assert themselves in any meaningful way, the Chileans started with their customary disregard for defence, a line of five attackers purring forward with gushing, almost smug intent.
  • (12) Softness and tenderness, wistful ironies” he conceded as blindspots, describing Motown as mere “foot fodder” but having a lot of time for relatively minor practitioners such as Joe Tex , who he saw as “hugely smug” but with “great charm and inventiveness”.
  • (13) The most likely comment to exasperate Serwotka is the assertion that they're fat cats, a smug drain on the public purse: of 301,000 members "we've got 30,000 people earning just above the minimum wage, 100,000 earning less than £15,000 [the average civil service salary is £22,000].
  • (14) Maurice Vassie Deighton, North Yorkshire • If recent history is anything to go by, then Jeremy Corbyn has every chance of being elected prime minister ( Why smart Tories should not be smug about Corbyn , 27 July).
  • (15) Among other things, the novels work as a meditation on America's Calvinist conscience, its strengths and blindnesses, and the way that it moved from fanaticism to smugness in the century after the civil war.
  • (16) It satirises the smug, modernist home-owners often seen in the pages of US interiors magazine Dwell.
  • (17) This kind of smugness is always given short shrift by the elderly.
  • (18) Feminism , according to Moran, is "simply the belief that women should be as free as men – however nuts, dim, deluded, badly dressed, fat, receding, lazy and smug they might be.
  • (19) With incredible complacency, politicians from both sides of parliament basked in the glory and reacted smugly when the US and the eurozone hit a brick wall.
  • (20) They can be insufferably smug, much more so than the people who knew they had achieved advancement not on their own merit but because they were, as somebody's son or daughter, the beneficiaries of nepotism.