びよーん

びよーん, ビヨーン, ぽよーん, ポヨーンbiyoon

adverb

  1. sproing
  2. boing

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences