What's the difference between questman and sidesman?

Questman

Definition:

• (n.) One legally empowered to make quest of certain matters, esp. of abuses of weights and measures.
• (n.) A churchwarden's assistant; a sidesman.
• (n.) A collector of parish rents.

Example Sentences:

Sidesman

Definition:

• (n.) A party man; a partisan.
• (n.) An assistant to the churchwarden; a questman.

Example Sentences: