1. A person, place, or thing (aka NOUN) that habitually ruins/fails/destroys in some way. Used synonymously with crapper.
2. (verb) bumrucking - to fail to work, to ruin, or to royally fuck up a situation.
"My camera won't work again. This is the fifth time this week."
"What a bumrucker."
or
"It's a bumrucker of a car, doesn't even work half the time."
or
"You're such a bumrucking idiot, man. I can't believe you crashed your car into that fence post."
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."