1. A unit of measure meaning 15,000 of an item. It is most commonly used as an exaggeration of something. It is 10,000 times a bitch or 1,000 times a bitchful. With no noun after, one can assume it is being described in weight, depending on the region where you are it could be pounds or kilograms.
2. It could also be used to describe an area where people live, normally the nicer regions of a city or town.
wife to husband: Am I just a total bitch?
husband: No, you're just honest and forthright.
wife: My friend had a hysterectomy to remove her ovaries and such, maybe I could use a bitchectomy to make me nicer?
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."