/ ˈkɑːki; NAmE / noun [ U ]
1.
a strong greenish or yellowish brown cloth, used especially for making military uniforms
2.
a dull greenish or yellowish brown colour
► khaki adjective :
khaki uniforms
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WORD ORIGIN
mid 19th cent.: from Urdu ḵākī dust-coloured, from ḵāk dust, from Persian .