a fifth 

a fifth of a gallon, or 4/5 quart: approx 750 ml.

i drank a fifth of 151 lastnight, i think...

a fifth by andrew December 9, 2003

a fifth 

750 ml, enough to get any man wasted, unlike an eigth/pint which the some of the above people have mistaken to be a fifth, which is about 16 oz which is what youd be seeing people sipping off of. then theres the good old handle which is 1.75 liters

drinking dip spit didnt seem like a bad idea after drinking a fifth of vodka

a fifth by the alcoholic you can't live without November 3, 2005

a fifth 

A one fifth of a gallon bottle of alcohol, or 4/5 of a quart. Previous to the US converting to the metric system, hard liquor was sold in 1/5 gallon bottles. Slightly larger than the current 750ml, but still used to refer to a 750ml of booze

Pick me up a fifth of Jim Beam.

a fifth by CK454 December 30, 2008

a fifth 

By definition a fifth of alcohol Is 750mL. A fifth means a fifth of a gallon.

Ludacris - "I drank a fifth of gin", in reality a fifth of alcohol would knock anyone on their butt.

a fifth by Jestur April 17, 2006

a fifth 

a measure of alcohol purported by countless high school boys to be an easy night's drinking

High school boy: Man, I got so wasted last night ... I drank over a fifth of Jack!

Realistic guy: Yeah right, you big-mouthed high school fuck. Enough with the big dick stories.

a fifth by collegesucks2001 December 8, 2003

a fifth 

A fifth is a US measurement of alcohol equivalent to 25.6 shots; 25.6 ounces; 1.6 pints; 0.8 quarts; 0.75706 liters.

After 26 shots of tequila, Craig had consumed about a fifth of alcohol.

a fifth by Hemitheos July 24, 2008

A Fifth 

A fifth is a US measurement of alcohol equivalent to 25.6 shots; 25.6 ounces; 1.6 pints; 0.8 quarts; 0.75706 liters.

After 26 shots of tequila, Craig had consumed about a fifth of alcohol. Then he died.

A Fifth by Take-One June 6, 2017