アコギ LinksSentence search for アコギEdit in JMdict Noun1. acoustic guitarAbbreviation, See also アコースティックギターアコギなんかひ弾いてあそ遊んでるひま暇があったらベースのれんしゅう練習しろ！If you've got time to play around on an acoustic guitar, practice your bass! Discussions Log in to talk about this word.