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When you've been saying a word for a really long time, and it starts to sounds like it isn't a word. that's a not word. It's especially bad when you're trying to write out a word or phrase that you've only ever said out loud.
Bobby: i'm a real boy

bobby: real.... real...

bobby: realrealrealrealrealrealreal

Bobby: OMG i've turned real into a not word
by Samuel G. I-M August 09, 2007
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