A sexual maneuver in which the victim is force fed 5 capsules of viagra and once his penis enlarges gets sand, salt, and broken glass shoved down the urethra. The pain is usually ended by the amputation of the penis.
Mobster: That faggot owed us like $500, so we gave him a sebulba and now he has no dick after he chopped it off himself from the pain.
Inspired by Sebulba from Star Wars, Episode 1 for the trouble he caused Anakin, sebulba is any and all unwanted drama, bull, argument, or bitch-fest that a woman brings upon a man, the cause of which is typically unknown. Can be used as a noun, verb, adjective, etc.
She laid the sebulba on pretty thick when he got home from work.
John got some hardcore sebulba from his girlfriend, so he'll be spending the next 4 hours talking about his feelings.