darkfall|ˈdɑːkfɔːl| [f. dark n. + fall n.1] The coming on of dark; dusk, nightfall. 1897‘O. Rhoscomyl’ White Rose Arno 292, I can have fifteen of them here by darkfall.1929A. Clarke Pilgrimage 41 At darkfall in a house where nobles throng.1930― Flame 34, I hear them coming, For it is darkfall now.