群發 qúnfā to mass send Origin Definitions Defs Strokes Stroke Words Sentences Sents qúnfā to mass send 群 qún noun (bound form) collective (bound form) collective; numerous; many; grouped together发 發 fā verb to send out To send out; to issue; to distribute; to deliver (as in mail, letters, or faxes).qúnfā to occur in a cluster · mass-participation 群 qún noun (bound form) collective (bound form) collective; numerous; many; grouped together发 發 fā verb to happen To occur; to take place; to come into existence