Used in several different ways. 1. "Job" can be used to describe whether something was sorted out between individuals satifactorily ("job"), 2. whether a job was done well by someone("da job") 3. or whether something looked convincing or not ("da job").
Used as an exclamation at something happening. Eg. at a hurling match when a person scores a goal in a humurous way a person can joke.
"Did ya see that, Up she flew and the cock flattened her!"