Vermin – English Flashcard for Vermin for IELTS Updated: February 5, 2021 by Dr. Mohammad Hossein Hariri AslVermin Vermin (noun) /ˈvɜː.mɪn/ US /ˈvɝː-/small, troublesome and destructive animals and insects – pest – bug – an offensive term for an undesirable person, insect, fly, mosquitoThe cottage is so old and replete with various vermin.