- (idiomatic, slang) To vomit chunks of undigested food.
- (idiomatic, slang) To suffer from explosive diarrhea.
- (idiomatic, slang) To be very bad, inadequate, unpleasant, or miserable; to thoroughly suck.
- The old version was okay, but the new version blows chunks.
- This term may be considered mildly vulgar, or too strong for use in polite company.