Haters be Jigglin is a phrase used to describe the haters of someone who has a large hateful following.
Jeff: Yo Keemstar's haters be Jigglin'.
Andrew: What did you just say?
Jeff: You know, cuz his haters are real and he isn't.
Andrew: What did you just say?
Jeff: You know, cuz his haters are real and he isn't.
by Swejj298 June 10, 2016