た ピンと立てる Show inflections LinksSentence search for ピンと立てるSentence search for ピンとたてるSentence search for ぴんと立てるKanji details for 立Edit in JMdict Expressions (phrases, clauses, etc.), Ichidan verb1. to prick up (e.g. ears); to cock (up); to perk upSee also ピンとそのいぬ犬はそのおと音をき聞いてみみ耳をピンとたピンと立てた。The dog pricked up his ears at the sound.Other formsぴんと立てる 【ピンとたてる】 Discussions Log in to talk about this word.