ashcan noun 4adjective 2verb 1forms 3 noun4 •A container for collecting ashes, especially from wood and coal fires, for eventual disposal elsewhere. •A dustbin, trash can, or the like.He chain-lit a fresh cigarette and flicked the old butt, still smouldering, into the steel ash-can beside his drawing table. — 1957 •(US, slang) A kind of large firecracker. •(slang) A depth charge. adjective2 •Of or pertaining to the Ashcan School of American art. •Describing a comic book originally published solely to retain ownership of a trademark, not intended for general release; later used for promotional comic books intended for limited release to the public. verb1 •(informal) To throw out like rubbish; to ditch or trash. formsashcanned · ashcanning · ashcans