INEPTITUDE Meaning of INEPTITUDE in English in·ept·i·tude /ɪˈneptətjuːd, ɪˈneptɪtjuːd $ -tuːd/ BrE AmE noun [uncountable] formal lack of skill SYN incompetence :the ineptitude of the people in charge Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012