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1.
To be guaranteed that what has been said or "told" is true.
Goomba: The prophecy has been "guarentold" that a man named "Big D" will come and spook you when you are least expecting it.

Big D: SPAGOOT!...gotchya

Goomba: THE PROPHECY HAS BEEN GUARANTOLD !
by dan pawlett December 01, 2009