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2.
The act of viewing someone else's half-assmanship and finding oneself so moved to comment upon the splendidness of the half-assmanship that one must utter an exclamation.
Employee: Holy shit! Would you look at that half-assery! That's dedication!
by Uganda2 October 29, 2008
 
1.
The act of leaving tasks unfinished (Half-Assed)
There is a lot of half-assery going on around the job site.
by zombieone3 December 19, 2007