prop up 20684

Verb 1. prop up - support by placing against something solid or rigid; "shore and buttress an old building"
prop, shore up, shore
hold up, support, sustain, hold - be the physical support of; carry the weight of; "The beam holds up the roof"; "He supported me with one hand while I balanced on the beam"; "What's holding that mirror?"
bolster - prop up with a pillow or bolster