A modification of something to a more recent, up-to-date version; (in software) a minor upgrade, An advisement providing more up-to-date information than currently known, news that updates your information, verb_ bring to the latest state of technology, bring up to date; supply with recent information, modernize or bring up to date, transitive verb_ To alter so as to be up to date, To inform (someone) with the latest information, To bring (a person) up to date_ to inform (a person) about recent developments