upsend verb 2noun 1forms 3 verb2 •(US, Scotland) To ascend; climb up. •(no longer used) To send, cast, or throw up; deliver; submit.And now upsend afar a deaf'ning shout [...] — 1808 noun1 •The ability to send up, or transmit.The Trans-Vista 2000 offers Mosler options like upsend capability, automatic carrier return and fast, accurate customer identification. — 1982 formsupsent · upsending · upsends