腸の腐った
Meanings
1
expression, noun-modifying (irregular)
Literally 'with rotten guts'; a strong, figurative expression describing a person whose character is fundamentally corrupt or morally decayed. Used prenominally to modify nouns like 人間 (person) or 政治家 (politician).
He is a corrupt politician.
I don't want to have anything to do with that depraved person.