開口一番

/ka̠iko̞ːit͡ɕibã̠ɴ/
JAPONCA → TR

Tanım

•immediately as the first thing one says

Etimoloji

Yojijukugo (四字熟語) composed of 開口(かいこう) (kaikō, “opening one's mouth”) + 一番(いちばん) (ichiban, “first”).