coster

US: (kos′tər, kô′stər)

WordReference Random House Unabridged Dictionary of American English © 2025

cos•ter  (kos′tər, kô′stər), n. 

1. costermonger.

WordReference Random House Unabridged Dictionary of American English © 2025

cos•ter•mon•ger  (kos′tər mung′gər, -mong′-, kô′stər-), [Chiefly Brit.]
n. 

1. Also called coster. a hawker of fruit, vegetables, fish, etc.

v.i. 

2. to sell fruit, vegetables, fish, etc., from a cart, barrow, or stall in the streets;
   coster.

• earlier costerdmonger. See costard, monger 1505–15

Collins Concise English Dictionary © HarperCollins Publishers::

costermonger / ˈkɒstəˌmʌŋɡə/, coster noun

1. a person who sells fruit, vegetables, etc, from a barrow

Etymology: 16th Century: coster-, from costard + monger