1. Any brother in a fraternity who is so socially awkward, strange, or shameful that the fraternity unofficially regards them as being not a part of the house.

2. A name one gets called when doing something embarrassing within the Greek system.
Tom- "Where's Sean?"
Kyle- "He went to the theater to see Twilight."
Tom- "With his girlfriend?"
Kyle- "He's single."
Tom- " ...eternal pledge."
by halonistic June 27, 2012
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