When everything is good about a girl except her tits (but her tits) hence the buttertits.
Johnny: Dayum, that girl is fuckin hot!
Joe: No man, check it out, she's a major buttertits.
Johnny: Ah, shit man. She's got that smokin hiny, perfect face, too bad she's as flat as a piece of paper.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."