IPA: //ˈpoʊltər//
KK: /ˈpōltər/
A person who sells birds and other animals raised for food, especially chickens and ducks.
The poulter at the market had a variety of fresh chickens and ducks for sale.
The word 'poulter' originates from Middle English 'poulterer', which comes from Old French 'poulter', meaning a dealer in poultry. It refers specifically to someone who sells or deals in birds, particularly domesticated fowl.
Think of a person who 'deals in poultry' — that's what a poulter does, as the word comes from the Old French term for someone who sells birds.