From Longman Dictionary of Contemporary Englishwrench yourself away/freewrench yourself away/freeto use your strength to pull yourself away from someone who is holding you She managed to wrench herself free. → wrench
Examples from the Corpus
wrench yourself away/free• Adam closed the front door and stood there for a moment as if he could not wrench himself away.• Claws snagged on the photographer's clothing, but he managed to wrench himself away.• Without you white birds would wrench themselves free from my paintings and fly off dripping blood into the night. 