n. Function: noun
something given over and above what is due, generally in return for or expectation of good service FF1C; he found that an occasional gratuity smoothed his path FF1E;
Synonyms: cumshaw, lagniappe, largess, ||palm grease, ||palm oil, ||perk(s), perquisite, pourboire, tip
Related Words: alms, benefaction, contribution, donation; offering, reward