CRUTCH

A device to assist in motion as a cane, especially one that provides support under the arm to reduce weight on a leg.

"He walked on crutches for a month until the cast was removed from his leg."

Something that supports, often used negatively to indicate that it is not needed and causes an unhealthful dependency; a prop

"Alcohol became a crutch to help him through the long nights; eventually it killed him."

A crotch; the area of body where the legs fork from the trunk.

To support on crutches; to prop up.

To move on crutches.

To shear the hindquarters of a sheep; to dag.