upload UK /ˌʌpˈləʊd/US /ˈʌpˌloʊd/verb 2noun 1forms 3 verb2 •To transfer data to a computer on a network, especially to a server on the Internet.You will have to convert your photograph to a jpg format if you wish to upload it. •(Canada) To transfer jurisdiction and responsibility of a government asset or service to a higher level of government.Our government will not be uploading the DVP or Gardiner Expressway and will not be imposing any new tolls on any roads in Ontario. — 2023 noun1 •Such a file transfer. formsuploaded · uploading · uploads