adjective
USOf a shade of green typically used for or resembling the colour of army uniforms, especially a dark olive-green colour.
noun
US1Any of various shades of green typically used for or resembling the colour of army uniforms; especially a dark olive-green colour.
2In plural. informal. Army fatigues; army uniform, especially that which is green in colour.
Origin
Late 19th century. From army + green.
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