1 definition by Student of UNR

Top Definition
ato
The first fraternity established after the civil war in 1865 which was created to help unite the North & South. ATO is a band of brothers who stand together for what they beleive in. Having been the creaters of the widely known fraternity organization, "Leadershape," we stive to better ourselves, others, and our house while maintaining respectable academic standings.
ATO-University of Nevada Reno
by Student of UNR October 23, 2006

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