A Firgin is a Fake Virgin. What a person would say when they don't want to admit they aren't a virgin and have a moral obligation against lying. (to parents, grandparents, people they're dating, etc...)
Shawn: "Erin, I heard you were pregnant"
Erin: "I can't be pregnant, I'm a firgin" (Crosses fingers and hopes he didn't hear the "F")
firgin is a penis plant that grows up north.
I want to eat firgin with your parents
When i met her she wasn't really into firgin things but she opened her mouth and gave in.
I want to make sweet firgin in your pants. with my penis plant.