Definition of brown :
1. A dark color inclining to red or yellow, resulting from the mixture of red and black, or of red, black, and yellow; a tawny, dusky hue.
2. Of a dark color, of various shades between black and red or yellow.
3. To become brown.
4. To give a bright brown color to, as to gun barrels, by forming a thin coat of oxide on their surface.
5. To make brown by scorching slightly; as, to brown meat or flour.
6. To make brown or dusky.
brown (part of speech: adjective)
cafe au lait, walnut, acorn, brunette, tawny, coffee, dun, chocolate, partridge, cocoa, sepia, burnt almond, copper, chestnut, auburn, fawn, drab, khaki, nut brown, tan, hazel, cinnamon, toast, biscuit, coconut, umber