see liquidated damages; The sum agreed by the parties to be paid, on a breach of a contract, by the party violating his engagement to the other. 2. It is difficult to distinguish, in some cases, between stipulated damages and a penalty; (q.v.) 3 Chitty's Commer. Law, 627; 2 Bos. & Pull. 346. The effect of inserting stipulated damages, either at law or equity, a pears to be, that both parties must abide by the stipulation, and the prescribed sum must be given.