(2) A serving of beer, i.e., drinking all six beers without removing them from the plastic rings.
(3) "Yoke Challenge": Trying to drink all of the beers in a six-pack as fast as possible without removing them from the plastic rings or dousing yourself in beer; often used as a strategy for Newman's Day.
Poor Pat, he can't even finish a whole yoke!
For someone who says he's dry, that Chauncey sure drinks a lot of yokes!
That girl's so crunchy, she wants to cut up the yokes to save the dolphins or something.