(third-person singular simple present throws up, present participle throwing up, simple past threw up, past participle thrown up)
- Used other than as an idiom: see throw,"Ž up.
- (now colloquial) To vomit.
- The baby threw up all over my shirt.
- That cat is always throwing up hairballs.
- To produce something new or unexpected.
- This system has thrown up a few problems.
- To cause something such as dust or water to rise into the air.
- The car wheels threw up a shower of stones.
- To erect, particularly hastily.
- To give up, abandon (something).
- To display a gang sign using the hands
- (colloquial) Vomit.