sulky

(noun) a light two-wheeled vehicle for one person; drawn by one horse.

(adj) sullen or moody. Synonyms: huffish.

(adj) moving slowly. Synonyms: sluggish. Example: "A sluggish stream."

(adj) depressingly dark. Synonyms: glooming, gloomy, gloomful. Examples: "The gloomy forest." "The glooming interior of an old inn." "`gloomful' is archaic."