TgO Lev1:15 :וִיקָרְבִינֵיה כָהְנָא לְמַדבְחָא וְיִמלוֹק יָת רֵישֵיה‏ : the priest should bring it up to the altar and wring off its head
See the entire entry for mlq vb. to nip off, to wring off