Response when one has been proven wrong but is not humble enough to admit being incorrect or cannot settle with the other person's statement.
Person A: "That lady doesn't know what she's talking about! She said that President Kennedy was a Democrat!"
Person B: "But President Kennedy WAS a democrat"
Person A: "I'm just sayin"
An expression that can mean any of the following: 1) I have no ulterior motive; 2)you were not really listening to what I said; 3) your argument against my stated position is not pursuasive.