blow one’s cookies

blow (one's) cookies

slang To vomit. I felt like I was going to blow my cookies from seasickness out on that boat.
See also: blow, cooky
Farlex Dictionary of Idioms.

blow (one’s) cookies

tv. to empty one’s stomach; to vomit. Okay, if any of you guys gotta blow your cookies or something, do it here, not inside!
See also: blow, cooky
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • blow (one's) cookies
  • blow cookies
  • cooky
  • grocery
  • blow one’s groceries
  • blow (one's) groceries
  • blow beets
  • blow (one's) lunch
  • blow grits
  • blow one’s lunch