à la carte

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adverb & adjective With a separate price for each item on the menu.

from The Century Dictionary.

• noun By a bill of fare: as, dinner à la carte, that is, a dinner in which only such dishes as have been ordered from the bill of fare are paid for: opposed to table d'hôte, in which a fixed charge is made covering the whole meal, whether all the dishes served in regular course are eaten, or only some of them. See carte, 1.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective Food and drink allowing selection from a fixed list of individually priced options shown on the menu
• adverb By ordering individually priced items from the menu

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective (of a restaurant meal) having unlimited choices with a separate price for each item
• noun a menu having individual dishes listed with separate prices
• adverb by ordering items listed individually on a menu