"Tall can" refers to a 16oz can of beer. Usually PBR (Pabst Blue Ribbon)
Has absolutely nothing to do with the middle finger.
I just had a six-pack of tall cans.
A 24oz can of beer. Also known as a "tall boy"
Go to the liquor store and get me a tall can
1) Term used to describe or acknowledge any female you would not associate with under normal conditions.
2) Term used during social gatherings to rate female attendees.
Guy 1: Dude, that girl is at least an 8
Guy 2: not me, I'll give her a 2...Tall Cans that is!
To give someone the finger. To show someone your "Tall Can" is to stick your middle finger up at them, implying "Fuck Off"
Probably best known from Transplants - Tall Cans In The Air
"Duuuuuuuude, some guy just tried to rob Joey, he punched them in the face and gave em tall cans."