Fuel cylinder
A larger-than-normal can of beer or malt liquor, usually found in 16- and 24-ounce sizes. Popular among college athletes, frat boys, and law students, since they tend to run on beer. Miller High Life is sometimes found in a pack of six 16-ounce fuel cylinders.
"Hey, I'm going down to the NoCo to get some fuel cylinders, anybody want one?"