sprain (
http://definr.com/sprain)
n : a painful injury to a joint caused by a sudden wrenching of
its ligaments
v : 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" [syn:
twist,
wrench,
turn,
wrick,
rick]