(noun.) an award (as for meritorious service) given without claim or obligation.
(noun.) a relatively small amount of money given for services rendered (as by a waiter).
尤妮斯录入
双语例句
The debtor, for fear of a very severe execution, was obliged, without any further gratuity, to vote for the candidate whom the creditor recommended. 亚当·斯密.国富论.
That gratuity which I receive at Christmas, ma'am: I never touch it. 查尔斯·狄更斯.艰难时事.