did a
great job;
pulled it off well; had a lot of success with something. Used by
really cool teens in the Brooklyn, NY, and probably elsewhere in NYC.
Can also be used as "Bungoo"
You
walk in with a new
outfit and your
friend says, "Damn, girl, Jahbungoo!" or, you get a 100% on a test and you yell, "Jahbungoo!"