noun, verb, -dropped or -dropt, -drop⋅ping.| 1. | Also called, especially British, back-cloth. Theater. the rear curtain of a stage setting. |
| 2. | the background of an event; setting. |
| 3. | Gymnastics. a maneuver in which a trampolinist jumps in the air, lands on the back with the arms and legs pointed upward, and then springs up to a standing position. |
| 4. | to provide a setting or background for: A vast mountain range backdrops the broad expanse of lake. |