Prop

v. t. [imp. & p. p. PROPPED (prŏpt); p. pr. & vb. n. PROPPING.] [L. Ger. & D. proppen, Dan. proppe, Sw. proppa, H. Ger. pfropfen, to cram, stuff, thrust into, stop.]

1Sense 1. To support or prevent from falling by placing something under or against; as, to prop a fence or an old building. “Till the bright mountains prop the incumbent sky.” Pope.

2Sense 2. Hence, to sustain; to support; as, to prop a declining state.

I prop myself upon the few supports that are left me. Pope.

n. [L. Ger., D., & Dan. prop, Sw. propp, Ger. pfropf, a stopple, stopper, cork.] That which sustains an incumbent weight; that on which any thing rests for support; a support; a stay; as, a prop for vines; a prop for an old building.