toss one’s 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.
See also: cooky, toss
Farlex Dictionary of Idioms.

toss one’s cookies

and throw one’s cookies and toss one’s lunch and toss one’s tacos
tv. to empty one’s stomach; to vomit. Fred stepped over to the bushes and raucously tossed his tacos. Yuck! He tossed his cookies in the backseat!
See also: cooky, toss
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • drop (one's) cookies
  • drop one’s cookies
  • snap (one's) cookies
  • snap cookies
  • snap one’s cookies
  • grits
  • blow chunks
  • cooky
  • chow
  • buicks