乗り口 のりぐち Also written のりくち, 乗口 Meanings Noun entry door (to a vehicle); entrance; door for boarding (e.g. a bus) See also: 降り口 (おりぐち). equipage for restraining and mounting horses Kanji 乗 ride. Read as のり. 口 mouth. Read as くち. Jinuma: Japanese Dictionary · Word lists