1. A state of gloom, depression, or low spirits; a feeling of sadness or melancholy.
Usage: Usually used in the plural or as a mass noun; Informal
2. A swampy or marshy region; a dismal or dreary place.
Usage: Chiefly historical or regional; Often capitalized when referring to the Great Dismal Swamp

Examples

• She had a bad case of the dismals after losing her job.
• The rainy weather brought on a fit of the dismals.
• He tried to shake off the dismals by going for a walk.
• The dismals of the swamp made it difficult to navigate.
• When the winter months arrive, many people struggle with the dismals.