fuck if I know

fuck if I know

rude slang I have no idea. A: "Is Alex coming tonight?" B: "Fuck if I know, he hardly ever talks to me anymore." A: "Do you have any idea why the computer is making that noise?" B:" Fuck if I know! That piece of junk has been in this office longer than I have!"
See also: fuck, if, know
Farlex Dictionary of Idioms.
See also:
  • put (something) in (one's) head
  • put (something) into (one's) head
  • put in head
  • put something into someone's head
  • bounce an idea off (of) (one)
  • bounce an idea off someone
  • that's an idea
  • that's an idea!
  • abstract idea
  • take into one's head, to