booyah

1 - An exclamation of joy. 2 - A mocking or arrogant exclamation used to taunt a loser one has just beaten. 3 - A catchphrase picked up by stock market commentator Jim Cramer, used either as a general greeting or as a celebration of a good stock pick. "Booyah" seems to be the most prominent word used in Cramer's TV and Radio shows. When used as a greeting, often followed by "ski-dad" or "ski-daddy".