ナンバー Common word JLPT N2 LinksSentence search for ナンバーEdit in JMdict Noun1. numberNoun2. number plate; license plateAbbreviation, See also ナンバープレートくるま車のナンバーをかきと書き留められなかった。I was unable to write down the number of the car. Discussions Log in to talk about this word.