force someone or something off (of) something
and force someone or something off 1. Lit. to get someone, something, or an animal off something. (Of is usually retained before pronouns.) I had to force the cat off the sofa. She just wouldn't be coaxed off. I had to force off the cat. She is so stubborn.
2. Fig. to make someone or a group resign from a board, committee, panel, etc. They forced her off the board before she could change any of their policies. They forced off the dissenters as well as the CEO.