Description : "Oh no you di’nt!" What's going on here?
Last Answer : I’ve always seen “Oh no you di’int” in response to an action the speaker is angry about: it’s a sort of mock-disbelief to emphasize the improper or impolite nature of the action in question. “I saw Bill checking out your wife the other day—maybe he thinks he can slip one by you.” “Oh no, he di’int!”