from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Money given as a gratuity; a tip.
from The Century Dictionary and Cyclopedia
- n. Drink-money; a douceur; a “tip.”
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a relatively small amount of money given for services rendered (as by a waiter)
French, from pour boire, for drinking : pour, for (from Old French, from Latin prō; see pro-1) + boire, to drink (from Old French boivre, from Latin bibere; see beverage).(American Heritage® Dictionary of the English Language, Fourth Edition)