Dictionary of American idioms

NAME YOUR POISON.

Name your poison.: translation

What'll it be?&Name your poison.&What'll you have?&What's yours?
Inf.What do you want to drink?; What do you want?; How can I serve you? (Typically said by a bartender or bar waiter or waitress.) •

Tom: What'll it be, friend? Bill: I'll just have a ginger ale, if you don't mind.

Waitress: What'll you have? Bob: Nothing, thanks.