
Hate somebody’s guts
Strong Emotion
This phrase expresses a very strong dislike, stronger than just 'hate' alone.

Ever since the betrayal, she hates his guts.
Informal Context
Used in informal situations among friends or in dialogue within media, not in formal writing.

I can't hang out with him, I hate his guts!
Figure of Speech
It's an idiomatic expression, meaning don't take it literally; it does not involve actual guts.

No, he doesn't hate your actual guts, it just means he's very angry with you.
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