わら クスッと笑う Show inflections LinksSentence search for クスッと笑うSentence search for クスッとわらうSentence search for くすっと笑うSentence search for くすっとわらうKanji details for 笑Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'u' ending1. to give a little chuckle; to let out a giggleSee also クスッとOther formsくすっと笑う 【くすっとわらう】 Discussions Log in to talk about this word.