Crutch

Part of speech: noun (n.)

1. A staff with a crosspiece at the head, to be placed under the arm or shoulder, to support the lame or infirm in walking. I'll lean upon one crutch, and fight with the other. Shak. Rhyme is a crutch that lifts the weak alone. H. Smith.

2. A form of pommel for a woman's saddle, consisting of a forked rest to hold the leg of the rider.

3. A knee, or piece of knee timber.

4. A forked stanchion or post; a crotch. See Crotch.

Part of speech: verb (v.)

To support on crutches; to prop up. [R.] Two fools that crutch their feeble sense on verse. Dryden.