olive drab, drab (noun)
a dull greyish to yellowish or light olive brown
olive drab, olive-drab uniform (noun)
military uniform of the United States Army; made from cloth of a dull olive color
olive drab (adj)
a cloth of an olive-brown color used for military uniforms
olive-drab, drab (adj)
of a light brownish green color
olive drab (Noun)
Cloth of an olive drab colour, used often for military uniforms.
olive drab (Adjective)
Of a greyish green colour, like that of a ripe green olive.