hate on (someone or something)
slang To criticize or dislike someone or something, especially for petty, vindictive, or ill-informed reasons. Ugh, my parents are always hating on my boyfriend. Quit hating on my outfit—I think it's cute!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
hate on (someone)Slang
To ridicule, insult, or act hatefully toward: Stop hating on them—they're my friends.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.