- a privy; outhouse.
- a terrible, filthy, poor, or low-quality thing or place (often used attributively): Ugh, you wouldn’t believe the rat-infested shithouse she was living in.The studio will keep churning out shithouse sequels as long as people buy tickets to see them.
- (of a person) to be big, solid, or muscular: The other guy in the fight was built like a brick shithouse.