1 definition by T1T5McGraw

When a movie undoes another. retcon
From the Simpsons:

Homer: Wait, you guys saw the new Radioactive man sequel?
Carl: Uh, it's not sequel,it's a reboot.
Lenny: Actually, this one undoes the stuff from the last one, so it's a deboot.
by T1T5McGraw February 4, 2015
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