Of colour, etc.: Dull, pale, wan, sombre. Obsolete exc. archaic.

Somewhat wan; somewhat pale, dull, lustreless, or livid.

Esp. of colour: almost black; dark, sombre; (in later use) dim and dingy. Now rare.

Of colour: dark, deep. In later use esp.: not cheerful-looking; neutral, dull, sombre.

Of or in reference to physical qualities, as colour or luminosity, sound, taste: Not clear, bright, vivid, or intense; obscure, dim; indistinct…

Qualifying names of colours.

Of colour, dress, etc.: Subdued in tone; not glaring, gay, or showy; neutral-tinted.

Without colour or brightness. Of colour, etc.: Without brightness, dull, lustreless. (See also dead colour, n.)

Of colour: Tinged with what destroys purity or clearness; inclining to black, brown, or dark grey.

Not vivid.

Of colour, etc.: Having the appearance of being strewn with dust. Also adv. qualifying adjectives of colour.

Forming parasynthetic adjectives, as saddish-coloured, saddish-eyed, etc.

Of colour: muted, sombre. Obsolete. rare.

Of a colour: Dull; not bright or vivid.

Of colours or colouring. Also transferred. Cf. sombre, adj. 4.

Of colours or colouring: Of a dark shade or tinge; dark, dull.

Having no distinctive quality; (a) of sound: without modulation or expression; (b) of colour: dull.

Wanting in lustre or brightness: originally of the eyes, countenance, etc., after Shakespeare.