flash the hash

flash the hash

slang To vomit. I felt so seasick out on that boat that I'm amazed I didn't flash the hash.
See also: flash, hash
Farlex Dictionary of Idioms.

flash the hash

tv. to empty one’s stomach; to vomit. Dave left quickly to go out and flash the hash, I think.
See also: flash, hash
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • hash
  • like a flash
  • earp
  • hash pipe
  • heavy hash
  • hash-house
  • fling up
  • hash out
  • hash over
  • hash-head