Top Definition
(n) A statement used in a way to support a main idea while persuading; a reason. Originates from the polish word "przekonać," meaning "to convince."
When one writes a persuasive essay and lists precons.
Our precon for this bill is the lack of jobs.
When the lawyer asked the defendant about his precons, he recieved a blank stare.
by Aka825 October 28, 2011

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