大笑いおおわらい Common I-adj Noun Irregular Intransitive English jmdict 1 adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb great laughter;burst of laughter 私は彼女の冗談に大笑いした。 I had a good laugh at her joke.