hate someone's guts

hate (one's) guts

To utterly despise someone; to feel nothing but contempt for someone. I feel like Joe hates my guts after I beat him in the tournament. Politicians don't care a fig about us working-class folk. I really hate their guts.
See also: gut, hate

hate someone's guts

Thoroughly despise someone, as in I hate Peter's guts. The guts here refers to a person's inner essence. [Slang; c. 1900]
See also: gut, hate

hate someone's guts

INFORMAL
COMMON If you hate someone's guts, you dislike them very much indeed. If she knew the real reason, she'd hate my guts. I loved my father very much — I would have hated the guts of anyone trying to take his place.
See also: gut, hate