ずんずん・ズンズン

ずんずん

表記・読み：ズンズン

1. 1

   rapidly; quickly; briskly; steadily; by leaps and bounds

   副詞副詞（と）onomatopoeic or mimetic word
2. 2

   booming (e.g. of a drum)

   副詞副詞（と）onomatopoeic or mimetic word