1 definition by unclsamiam

Accidentally e-mailing, text messaging, instant messaging, BlackBerry Messaging, Facebook messaging/wall-posting, etc. to an unintended recipient.
Ryan sent an inappropriate email to fellow coworkers, but accidentally CC'd his boss. He pulled a Duffy.

Bro, I was hammered and Duffied my mom last night by sending her a booty-text. FML!
by unclsamiam May 15, 2010
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