a state of well-being, state of plenty - derived after a famous country/western serial in which everything ended joyfully, and the mood was all-happy
oh, you should have come, it was a beach bunny bonanza, bikinis every where you looked. oh boy!
by U8IK January 14, 2007
5 guys on 1 girl. one guy in the vagina, 1 in the ass, one in the mouth and 1 in each hand. when every guy is done they all yell bonanza and hit the girl on the back of the head to knock her out
Josh: that was a crazy night
Eric: ya that was fun
Frank: but there was only one girl
ET: bonanzas are fun though
Jamie: that one was awesome
Sam: what bonanaza? i dont remember that
by JoLeRa August 2, 2007
Satan's Bar Q que Hut A.K.A Hell
by Outlaw February 23, 2003
Ive been at bonanza all day.
by fuck you February 23, 2003
when one acts stupidly on their first date
"Gosh Jane, you just acted like a bonanza head!"

Or: Wasn't that a TV show?
by Little Joe April 11, 2004