twist or pull violently or suddenly, especially so as to remove (something) from that to which it is attached or from where it originates; "wrench a window off its hinges"; "wrench oneself free from somebody's grip"; "a deep sigh was wrenched from his chest"
twist suddenly so as to sprain; "wrench one's ankle"; "The wrestler twisted his shoulder"; "the hikers sprained their ankles when they fell"; "I turned my ankle and couldn't walk for several days"