nill I. \ˈnil\verb (-ed/-ing/-s) Etymology: Middle English nilen, nellen, from Old English nyllan, nellan, from ne not + wyllan to wish — more at no, will intransitive verb archaic: to be unwilling < will you nill you, I will marry you — Shakespeare > transitive verb archaic: not to will : refuse, reject, prevent II. dialect England variant of needle