olive drab

/AA1 L AH0 V D R AE1 B/
noun
  1. 1

    A greyish green colour, like that of a ripe green olive.

  2. 2

    Cloth of an olive drab colour, used often for military uniforms.

adjective
  1. 1

    Of a greyish green colour, like that of a ripe green olive.

Source: https://en.wiktionary.org/wiki/olive%20drab