Feonir
An insult given to a pervert, or a man who sleeps with women often; usually is either married or in a relationship.
Jeebus, what a Feonir!
OH GOD, RUN FOR YOUR LIVES, IT'S A FEONIR!
F: You, there, in the water.
OH GOD, RUN FOR YOUR LIVES, IT'S A FEONIR!
F: You, there, in the water.