\Gloom\ (gl[=oo]m), n. [AS. gl[=o]m twilight, from the
root of E. glow. See {Glow}, and cf. {Glum}, {Gloam}.]
1. Partial or total darkness; thick shade; obscurity; as, the
   gloom of a forest, or of midnight.
2. A shady, gloomy, or dark place or grove.
         Before a gloom of stubborn-shafted oaks. --Tennyson
                                               .
3. Cloudiness or heaviness of mind; melancholy; aspect of
   sorrow; low spirits; dullness.
         A sullen gloom and furious disorder prevailed by
         fits.                                 --Burke.
4. In gunpowder manufacture, the drying oven.
Syn: Darkness; dimness; obscurity; heaviness; dullness;
     depression; melancholy; dejection; sadness. See
     {Darkness}.

\Gloom\, v. i. [imp. & p. p. {Gloomed}; p. pr. & vb. n.
{Glooming}.]
1. To shine or appear obscurely or imperfectly; to glimmer.
2. To become dark or dim; to be or appear dismal, gloomy, or
   sad; to come to the evening twilight.
         The black gibbet glooms beside the way. --Goldsmith.
         [This weary day] . . . at last I see it gloom.
                                               --Spenser.

\Gloom\, v. t.
1. To render gloomy or dark; to obscure; to darken.
         A bow window . . . gloomed with limes. --Walpole.
         A black yew gloomed the stagnant air. --Tennyson.
2. To fill with gloom; to make sad, dismal, or sullen.
         Such a mood as that which lately gloomed Your fancy.
                                               --Tennison.
         What sorrows gloomed that parting day. --Goldsmith.