Definition of crutches:
(n) :
A device to assist in motion as a cane, especially one that provides support under the arm to reduce weight on a leg.
(n) :
Something or someone that supports, often used negatively to indicate that it is not needed and causes an unhealthful dependency; a prop
(v) :
(intransitive) To move on crutches.
(v) :
(transitive) To support on crutches; to prop up.
(n) :
A crotch; the area of body where the legs fork from the trunk.
(n) :
(nautical) A forked stanchion or post; a crotch.