Definition of crutch

• n. - A staff with a crosspiece at the head, to be placed under the arm or shoulder, to support the lame or infirm in walking.
• n. - A form of pommel for a woman's saddle, consisting of a forked rest to hold the leg of the rider.
• n. - A knee, or piece of knee timber
• n. - A forked stanchion or post; a crotch. See Crotch.
• v. t. - To support on crutches; to prop up.