Furnishing little delight, spirit, or variety; uninteresting; tedious; cheerless; gloomy; melancholy; depressing; as, a dull story or sermon; a dull occupation or period; hence, cloudy; overcast; as, a dull day
The state of being dull; slowness; stupidity; heaviness; drowsiness; bluntness; obtuseness; dimness; want of luster; want of vividness, or of brightness
without sharpness of edge or point a lack of visual brightness the quality of lacking interestingness the quality of being slow to understand Insensible; unfeeling
{i} slow-wittedness, stupidity; boredom, tedium; bluntness, quality of not being sharp
Not bright or clear to the eye; wanting in liveliness of color or luster; not vivid; obscure; dim; as, a dull fire or lamp; a dull red or yellow; a dull mirror