unsupported Syllabification: (un·sup·port·ed)Pronunciation: /ˌənsəˈpôrtid/Definition of unsupported adjective (of a structure, object, or person) not supported physically:a toddler who can stand unsupported not borne out by evidence or facts:the assumption was unsupported by evidence (of a person or activity) not given financial or other assistance. Computing (of a program, language, or device) not having assistance for the user available from a manufacturer or systems manager. unsupported in other Oxford dictionaries Definition of unsupported in the British & World English dictionary