A congratulatory phrase, though it can also be used sarcastically to mean the opposite. I'm really impressed with how nicely you put that together. Great job, son! Hey, great job, you managed to pack all of that stuff into the car! Did you just remind the teacher to give us homework? Wow, great job, guys.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.