UL verb 1adjective 1noun 4forms 6 verb1 •To upload. adjective1 •Abbreviation of unleaded. noun4 •Initialism of upload. •Abbreviation of unleaded fuel/gasoline/petrol/avgas. •Initialism of Tolerable upper intake levels. •(India) Abbreviation of Uttaranchal: a state of India. formsULed · uled · ULing · uling · ULs · uls