1.
Someone or something that is ~ is very lively.
She was ~ and full of energy.
ADJ
2.
A ~ thing can bounce very well or makes other things bounce well.
...a children’s paradise filled with ~ toys.
...a ~ chair.
ADJ: usu ADJ n
BOUNCY
Meaning of BOUNCY in English
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012