Adverb used as a qualifier in place of "very", "really" or "so". Its use has become extremely common in Southern California, and could be said to be a part of SoCal English. Similar in use to hella in Northern California, although super is not generally used to mean "a lot" or "many".
Guy 1: You picked up your new board today?
Guy 2: Yeah, I'm super stoked.
A word that can either be expressed with great enthusiasm or extreme sarcasm. It is often used as a one-word response to a question.
Q: How were the tacos, Gracie?
A: SUPER!!
Q: How was taking that CPA Exam, Jenn?
A: Super.
Q: What did you think of Kelly?
A: She was soooooo SUPER! What a blessing she is to this world.
Q: Did you have fun spending time with Holly yesterday?
A: Yeah, it was....super.