hate somebody's guts
hate (one's) guts
To utterly despise one; to feel nothing but hatred for one. I know for a fact that Stacy hates my guts. She told me to drop dead last time I saw her. He doesn't hate your guts, Paul. He's just mad that you lied to him.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
ˌhate somebody’s ˈguts(informal) dislike somebody very much: Don’t invite that man to the party. I hate his guts.
Farlex Partner Idioms Dictionary © Farlex 2017