1550270 jmdict A [id=2147400] 裏口[ichi1,news1,nf24] うらぐち[ichi1,news1,nf24] [1][n] backdoor; rear entrance; rear exit [2][adj-no,n] unauthorized; illicit; illegal [see=2620090・裏口入学・うらぐちにゅうがく[1]]