Entry 1 sense Webster, 1913 unholy /(ŭn*hō"ly̆)/ · un·ho·ly · IPA /ʌnˈhəʊli/ 01 a. Not holy; unhallowed; not consecrated; hence, profane; wicked; impious. 1. Not holy; unhallowed; not consecrated; hence, profane; wicked; impious.