The act of perpetually one upping another individual.
Hey Zack, I just won $20 on a scratch off!

Well I won $100 on a scratch off.

Stop Zaceing me Zack!
by Mossberg.308 November 3, 2017
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To be Zaced you need steal someone kill and or loot.
You just Zaced my health pack i have be looking for.
by Zach B0v1t3r September 23, 2010
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