Definitions by HolyMcBluey

erto 

A prefix one can attach to their name if they are really sic nasty at Halo 3.

Grover is awesome at Halo, so his new name is Erto Groves.

erto by HolyMcBluey November 29, 2007

erto 

Meaning, or having to do with the word "obviously" while playing Halo.

>> Dude, have you killed the VIP?
>> Yeah, man. Erto.

erto by HolyMcBluey November 12, 2007