Stupid; doltish; blockish; slow of understanding; as a lad of dull genius.

Heavy; sluggish; without life or spirit; as a surfeit leaves a man very dull.

Slow of motion; sluggish; as a dull stream.

Slow of hearing or seeing; as dull of hearing; dull of seeing.

Slow to learn or comprehend; unready; awkward; as a dull scholar.

Sleepy; drowsy.

Sad; melancholy.

Gross; cloggy; insensible; as the dull earth.

Not pleasing or delightful; not exhilarating; cheerless; as, to make dictionaries is dull work.

Not bright or clear; clouded; tarnished; as, the mirror is dull.

Not bright; not briskly burning; as a dull fire.

Dim; obscure; not vivid; as a dull light.

Blunt; obtuse; having a thick edge; as a dull knife or ax.

Cloudy; overcast; not clear; not enlivening; as dull weather.

With seamen, being without wind; as, a ship has a dull time.

Not lively or animated; as a dull eye.

To make dull; to stupefy; as, to dull the senses.

To blunt; as, to dull a sword or an ax.

To make sad or melancholy.

To hebetate; to make insensible or slow to perceive; as, to dull the ears; to dull the wits.