support by placing against something solid or rigid;
"shore and buttress an old building"
- The roof was held up by pillars.
- I had to use bricks to prop up my broken bed.
- She has almost nobody to take up for her.
- The pillars hold up the masonry.
- Several rich families have propped up the regime.
- What could I do without you people backing me up?
- Jack was set up in business by a relative.
- It is not the government's policy to prop up declining industries.
- prop up 支撑