knock someone off their perch (English, verb)
expansion: knock someone off their perch (third-person singular simple present knocks someone off their perch, present participle knocking someone off their perch, simple past and past participle knocked someone off their perch)
Senses:
glosses: To defeat or overcome someone who was in a dominant position.
tags: idiomatic
Forms:
form: knocks someone off their perch
tags: present
singular
third-person
form: knocking someone off their perch
tags: participle
present
form: knocked someone off their perch
tags: participle
past
form: knocked someone off their perch
tags: past