Gパン Common word JLPT N1 LinksSentence search for GパンSentence search for ジーパンEdit in JMdict Noun1. jeans; dungareesAbbreviation, Usually written using kana alone, Wasei, word made in Japan, See also ジーンズパンツ, From English “jeans pants”. Wasei (word made in Japan) Discussions Log in to talk about this word.