interfere with something/somebody phrasal verb ( see also ↑ interfere )
1 . to prevent something from succeeding or from happening in the way that was planned:
Anxiety can interfere with children’s performance at school.
2 . if something interferes with a radio or television broadcast, it spoils the sound or picture that you receive
3 . British English to touch a child sexually:
He was arrested for interfering with young boys.