someone who lingers around and thinks they are part of a group but yet have no association and are willing to lie about their characteristics to fit in.... hence someone who snuggers people in the group and pisses them off!!!
a group eating dinner at the dinning center
Person 1: "dude i haven't got laid since winter break."
Snugger Fish: "Yeah me too. its been awhile."
Person 1: "Dude snugger fish you told us you have never been laid before?!"
Snugger Fish: "Oh no I had a girlfriend last year."
Person 1: "No, you were drunk and told us that you were a virgin!!!"