·superl Insensible; unfeeling.
II. Dull ·vi To become dull or stupid.
III. Dull ·vt To deprive of sharpness of edge or point.
IV. Dull ·superl Slow in action; sluggish; unready; awkward.
V. Dull ·superl Not keen in edge or point; lacking sharpness; blunt.
VI. Dull ·superl Heavy; gross; cloggy; insensible; spiritless; lifeless; inert.
VII. Dull ·superl Slow of understanding; wanting readiness of apprehension; stupid; doltish; blockish.
VIII. Dull ·vt To render dim or obscure; to Sully; to Tarnish.
IX. Dull ·vt To make dull, stupid, or sluggish; to stupefy, as the senses, the feelings, the perceptions, and the like.
X. Dull ·superl 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.
XI. Dull ·vt To deprive of liveliness or activity; to render heavy; to make inert; to Depress; to Weary; to Sadden.
XII. Dull ·superl 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.