The combined area on a short-snouted dog's face generally referred to as muzzle and jowls. Prevalent in French Bulldogs, Pugs, British Bulldogs, Boxers and Mastiffs.
Humans can have nubbles too.
A selection of finger snacks, such as canapés, cheese and biscuits, fruit, olives, pate, salami and the like (or often much grander these days), served with drinks or in lieu of a meal. In Australia it's often used to describe typical party food.
Chaz: Dude, come with me down the frozen food isle.
Kurt: Why?
Chaz: I just saw two hotties opening up a display case near the Stouffer's dinners. We are about to see some hot Frozen Food Nubbies.
Kurt: Sweeeeeet!!