Antonyms for "gives a tip" include phrases such as "withholds gratuity," "keeps mum," and "refrains from tipping." Other words that can be used as antonyms for "gives a tip" are "neglects to tip," "avoids giving gratuity," and "declines to give a gratuity." The word "gratuity" generally means a small sum of money given as a token of appreciation for good service or quality work. Antonyms for "gives a tip" signify a lack of appreciation, usually by not taking the customary action of giving a gratuity. In many cultures around the world, tipping is an important part of social etiquette, and not doing so can communicate a variety of messages to service providers.