Verb: come a gutser (third-person singular simple present comes a gutser, present participle coming a gutser, simple past came a gutser, past participle come a gutser)
- (Australia, New Zealand, slang) To do a belly flop; to fall flat on one's face.
- (Australia, New Zealand, slang) To fail miserably; to make a huge mistake; to fall flat on one's face.