Definition of oreos:
(n) :
(foods) A cookie made of two wafers joined with a sugary filling, particularly a Nabisco cookie with two alkalized cocoa-powder wafers around a white creme filling.
(n) :
(US, derogatory, ethnic slur) A black person who has overly assimilated into white culture, a black race traitor.
(n) :
Alternative letter-case form of Oreo. [(foods) A cookie made of two wafers joined with a sugary filling, particularly a Nabisco cookie with two alkalized cocoa-powder wafers around a white creme filling.]