blow (one's) doughnuts
(redirected from blowing their doughnuts)blow (one's) doughnuts
slang To vomit, especially very suddenly or profusely. I got so seasick out on that boat. I felt like I was going to blow my doughnuts at any second! The rookie saw blood for the first time and blew his doughnuts right there at the crime scene.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.