also: びよんびよん
adverb, adverb taking the 'to' particle
bouncily; with a boing; with a stretch
Onomatopoeic adverb describing something springy, bouncy, or stretching elastically. Often used with と.
ゴムがビョンビョンと伸びる。
The rubber stretches bouncily.
トランポリンでビョンビョン跳ねる。
Bounce bouncily on the trampoline.