Can also be spelled yecessarily
1. it is a reaffirmation of a comment previously made by one's self or another individual 2. when you know something is right/correct but someone somewhat opposes the idea, i.e. a rebuttal to "not necessarily"
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."