The adjective form of fups
. Refers to characteristics of undergraduate students that annoy, interfere with, or anger graduate students. Generally implies lack of responsibility and immaturity.
"This girl I work with keeps bragging about how much she drank this weekend. She was being pretty fuppy in front of our boss!"
"Even though he is now a grad student, Paul never does any work and parties all week. He won't last too long if he keeps being so fuppy!"
"My roommate sleeps in until noon everyday. He graduated a year ago, but he still acts fuppy."