What is Kooning?
1.
Flirting with or hitting on your good friend's very serious girlfriend. Named after "Koon" of youtube fame. Kooning is often made possible when the boyfriend is away and the girlfriend shows pity for the kooning boy which is misinterpretted by the desperate despicable kooner as affection. Kooning is not
"Did you see Alex kooning last night? If Nick knew he would beat the shit out of him!"
"How can you respect anyone who koons as much as he does? Doesn't he realize he doesn't have a chance?"
See