info-dump noun 3verb 1forms 3 noun3 •A large volume of data supplied at the same time.Unfortunately, too many corporate meetings are info-dumps — convened for the sake of information exchange, which is more efficiently handled by phone or fax […] — 1995 •A long section in a work of fiction that reveals often tedious expository information through the voice of the narrator. •An act of sharing a large amount of information on a subject one is interested in, particularly as an activity by or among autistic people. verb1 •(informal, slang) To speak expositorily and at length regarding one's knowledge about a subject. formsinfo-dumped · info-dumping · info-dumps