Top definition
To make oneself appear to be dated, or older. Commonly interpreted as making yourself seem out of date, old, or aged.
"I know I'm dating myself here, but I was in Three Smile Island."

-Quagmire
by Chosen Sloth October 12, 2009
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2
Masturbate. Or having sex with yourself.
My girl friend left so I am dating myself tonight.
by Avery B September 04, 2005
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