Dictionary/不足为外人道

不足为外人道 不足為外人道

bù zú wèi wài rén dào

ㄅㄨˋ ㄗㄨˊ ㄨㄟˋ ㄨㄞˋ ㄖㄣˊ ㄉㄠˋ
Idiom
1also pr. bu4zu2 wéi wai4ren2 dào
2(idiom) no need to tell others; let's keep this between ourselves