Entry 2 senses Webster, 1913 Gloaming · Gloam·ing · IPA /ˈɡloʊ.mɪŋ/ 01 n. Twilight; dusk; the fall of the evening. 1. Twilight; dusk; the fall of the evening.[Scot. & North of Eng., and in poetry.] 2. Sullenness; melancholy.[Obs.]