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1.
A phrase used to describe the state of mind during a heavy drinking session. Usual characteristics of some one who is 'blatto' are hyperactivity, increased verbal noisage and unmatchable-sexual-disco-dancing.
Continued drinking may lead to the victim become blattered.
Person A: Yo Mr Orogato, Lets get Blatto!
Mr Orogato: Sick mate, but I am already blattterred!!
Person A: Ok lets dance!
/Mr Orogato humps Person A's Leg while doing the Robot!
by halooooom July 21, 2006