Toss your cookies - Idioms by The Free Dictionary
toss your cookies
toss (one's) cookies
slang To vomit, especially violently or in great amount. Primarily heard in US. With the way that boat was rocking back and forth, I felt like I was going to toss my cookies over the side at any minute.
toss your cookies vomit. North American informal
References in periodicals archive
Dear Dummy: I think you're going to have to toss your cookies
, so to speak.
But remember, if you toss your cookies
in the simulator, it could be lights out for your launch.