Definitions of prop

1. To support by placing something under or against; sustain.

2. To support by something under or against: to sustain:- pr. p propping; pa. t. and pa. p. propped.

3. To support; sustain.

4. To support so as to keep from falling; sustain.

5. support by placing against something solid or rigid; " shore and buttress an old building"

6. To support by something under or against; to sustain.

7. any movable articles or objects used on the set of a play or movie; " before every scene he ran down his checklist of props"

8. A shell, used as a die. See Props.

9. 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.

10. 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.

11. A support or stay.

12. A support: a stay.

13. A support.

14. That on which anything rests; a support; a stay.