2 definitions by TomTreeTop

That guy you invite to the amusement park that no one really likes that much, but you invite him anyways cause otherwise your five-person party would always require one person to sit awkwardly alone.
Tyler: Who's that guy?
Joe: ...Greg.... Sixth Wheel.
by TomTreeTop July 22, 2011
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The unnecessary half-closed option that every car door has.
You're door is clopen.
by TomTreeTop July 27, 2011
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