To make a gay or pedophilishcomment but not mean it unlike Sean Puffy Combs aka P Diddy aka Diddy who would mean it and used as a way to recant your comment.
The phrase "No Diddy" is a new slang term that is replacing the older phrase "No Homo". It is used to dismiss any implied homosexuality or gender nonconformity within conversations. The term originated after Diddy was accused of sexual harassment, drugging, and threatening a producer in a lawsuit.
The phrase 'No Diddy' refers to the sexual misconductallegations against Sean 'Diddy' Combs, particularly those involving other men. It is used after making statements that might be interpreted as sexual, to clarify that the comments are not intended in a sexual context.
Joe: Hey bro
Steve: Yo
Joe: You remember that game from Mr. Bucket from our childhood?
Steve: Actually, I do!
Joe: Did you think about the rules of the game? "The game's Mr Bucket, the first to get their balls into Mr Bucket, wins! But, LOOKOUT! Balls will pop out of his mouth!