(v) celebrate noisily, often indulging in drinking; engage in uproarious festivities, Syn. whoop it up, racket, make merry, make happy, make whoopie, wassail, jollify, Example:The members of the wedding party made merry all night; Let's whoop it up--the boss is gone!
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
Whooping cough (Med.), a violent, convulsive cough, returning at longer or shorter intervals, and consisting of several expirations, followed by a sonorous inspiration, or whoop; chin cough; hooping cough. Dunglison. -- Whooping crane (Zool.), a North American crane (Crus Americana) noted for the loud, whooplike note which it utters. -- Whooping swan (Zool.), the whooper swan. See the Note under Swan. [ 1913 Webster ]