trampoline
n. countablen. a piece of equipment with a strong fabric sheet held by springs in a metal frame. You use it to jump high into the air for fun or exercise.
n. a device consisting of a resilient sheet of fabric stretched over a metal frame by means of coiled springs. Used for acrobatic or recreational jumping.
The children spent the whole afternoon jumping on the trampoline.
We decided to buy a trampoline for the backyard to encourage the kids to play outside more often.
Professional gymnasts utilize the trampoline to practice complex aerial maneuvers, relying on the high-tension springs to provide the necessary vertical lift for multiple rotations.
From Spanish trampolín and/or Italian trampolino; in English, a genericized trademark based on the Spanish word trademarked in 1936, but attested since 1798.
Often used with the verb 'jump' or 'bounce'.