Top Definition
The act of spelling a word or arranging a sentence or sentences in a such a way as to cause a reader's mind to hear a famous person's voice in their head that is associated with what is written.
When the person in the online forum wrote "jallo pooden pops", his use of cosbymancing forced my subconscious to summon Bill Cosby's voice and read with it.
by Potentaint July 20, 2011
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