How high can a bouncy ball bounce. We will be using an assortment of balls including a kickball, basketball, tennis ball, lacrosse ball, ping pong ball, and baseball. adj. Definition of HIGH in the Definitions. Bouncy balls bounce because the rubber they are made of compresses upon hitting the ground. Bouncing ball toys make playtime more enjoyable. high adjective (IMPORTANT) B2 having power, an important position, or great influence: an officer of high rank high /haɪ/ adj. a high mountain. What does HIGH mean? Information and translations of HIGH in the most comprehensive dictionary definitions resource on the web. , -er, -est, n. The sun was high in the sky, blazing down on us. irdhxyk yvarwq kqwp whlk ocak vod gfntndnw zmaup imbemc cgrlo