big-O

big-O

slang Opium. Is it true that she used to be addicted to the big-O?
Farlex Dictionary of Idioms.

big-O

n. opium. The big-O. is making a comeback, I hear.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • pillow-biter
  • hop joint
  • (something) blows
  • (as) gay as a three-dollar bill
  • on one's
  • on someone's
  • #dead
  • (Have you) been OK?
  • a copy
  • out of one's