WordNet (r) 3.0 (2006):
hooray n 1: a victory cheer; "let's give the team a big hurrah" [syn: hurrah, hooray]Moby Thesaurus II by Grady Ward, 1.0:
19 Moby Thesaurus words for "hooray": alleluia, applaud, applause, cheer, chorus of cheers, cry, cry for joy, give a cheer, hallelujah, hosanna, hurrah, hurray, huzzah, paean, rah, shout, shout hosanna, yell, yippee