Adj: An act that would commonly be performed by a bitch (definition #4). Used to describe the act itself. May be used regarless of gender of implied person.
"Dude, she slashed your tires? That's bitchenistic!"
Putting two praying mantis' in a bowl until one ate the other would be bitchenistic.
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."