1 definition by AceWoody

A woman who looks very attractive from behind, but when she turns around she's disappointingly ugly.

A decepticon can also refer to an older women who dresses much younger than she should in order to trick men into checking her out. This method of deception only works at a distance.
Guy #1: "Hey look at that hot chick sitting at the bar."
Guy #2: "Just be careful, she might be a decepticon."
by AceWoody November 2, 2011
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