Prop ,
v. t. [imp. & p. p. Propped ; p. pr. & vb. n. Propping.] [Akin to LG. & D. proppen to cram, stuff, thrust into, stop, G. pfropfen, Dan. proppe, Sw. proppa; of uncertain origin, cf. G. pfropfen to graft, fr. L. propago set, layer of a plant, slip, shoot. Cf. 3d. Prop, Propagate.] To support, or prevent from falling, by placing something under or against; as, to prop up a fence or an old building; (Fig.) to sustain; to maintain; as, to prop a declining state.Shak.
1913 Webster
Till the bright mountains prop the incumbent sky.
Pope.
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For being not propp'd by ancestry.
Shak.
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I prop myself upon those few supports that are left me.
Pope.
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Prop,
n. [Akin to LG., D., & Dan. prop stopple, stopper, cork, Sw. propp, G. pfropf. See Prop, v.] That which sustains an incumbent weight; that on which anything rests or leans for support; a support; a stay; as, a prop for a building. “Two
props of virtue.”
Shak.
1913 Webster