What'll it be?

What'll it be?

What (food or drink) would you like to order? A: "Hi folks, sorry for the wait. What'll it be?" B: "I'll have the steak, please, and he'll have the burger." A: "Hey Tony, good to see you. What'll it be?" B: "Just the usual for me, Tom." A: "Whiskey and ginger ale, coming right up."
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

What'll it be?

 and 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.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

What’ll it be?

interrog. What do you want. (see also What’s yours?.) Okay, Mac, what’ll it be?

What’s yours?

interrog. What (or which) do you want? (see also What’ll it be?.) “What’s yours?” said the bartender.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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References in periodicals archive ?
What'll it be? Something light and refreshing, or big and boozy?
Imagine if on a visit to Barcelona your hosts asked, 'What'll it be? Cappuccino or cockaleekie?'
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