Definition from Wiktionary, the free dictionary
Alternative forms 
- (nautical, dated) Used as a call for coordinated physical effort, as in hoisting.
- (archaic) Used as a cheer indicating enjoyment or approval.
huzzah (plural huzzahs)
- A cheer often associated with sailors, shouted by a group in praise of a thing or event.
- To cheer with a huzzah sound.