that ain't what I heard

that ain't what I heard

A very informal way of saying that one heard a different story or explanation from the one just told. ("That ain't" is a colloquial way of saying "that isn't.") A: "Bob said he's retiring to spend more time with his family." B: "That ain't what I heard—word on the street is that he was caught embezzling company money." A: "She's just a friend, Janet! I just met her for a couple drinks and then went home!" B: "Yeah, that ain't what I heard, you no-good cheating bastard!"
See also: hear, that, what
Farlex Dictionary of Idioms.
See also:
  • cooking for one
  • drive (one) out of office
  • force (one) out of office
  • force out of office
  • give (one) (one's) head
  • give head
  • give somebody their head
  • give someone their head
  • 1FTR
  • as one door closes, another (one) opens