Darkness, dimness, or obscurity.

A depressing, despondent, or melancholic atmosphere.

Cloudiness or heaviness of mind; melancholy; aspect of sorrow; low spirits; dullness.

A drying oven used in gunpowder manufacture.

(intransitive) To be dark or gloomy.

(intransitive) To look or feel sad, sullen or despondent.

(transitive) To render gloomy or dark; to obscure; to darken.

(transitive) To fill with gloom; to make sad, dismal, or sullen.

To shine or appear obscurely or imperfectly; to glimmer.