(noun) A person at a party or Social event that remains sobber as all other people are on a high of extreme alcohol consumption
"I was the only one flat there"
"We were the only flat ones"
"Nah I was flat"
"Better than just having us three flat"
"We were the only flat ones"
"Nah I was flat"
"Better than just having us three flat"
by Andy and Michael April 26, 2006