twank /ˈtweɪ̯ŋk/verb 2noun 1forms 3 verb2 •(old-fashioned) To emit a sharp twanging sound. •(old-fashioned) To cause to make a sharp twanging sound.London has the privilege of disturbing a whole street for an hour together, with the twanking of a brass kettle or frying-pan. — 1711 noun1 •A sharp, twanging sound. formstwanked · twanking · twanks