One who lacks swag. Duh. A person who is swaggerlacking obviously has no game with the ladies/fellas. Thus, they are not datable or bangable.
Chick one: What ever happened with you and that bro you met at the frat party last week?
Chick two: After we became facebook friends, he went through all my albums since '06 and told me he has a pink tie that would match my homecoming dress from my sophomore year of hs perfectly.
Chick one: DAMNNN could of told you he was swaggerlacking.
Noun: An all-encompassing rush of swag that happens when a person swagger is over powering and thus dominating it's sphere of influence.
Keny is so awesome that every time he walks in the room his aura dominates the room and everyone else is swallow up in a swaggerlanche of his awe inspiring swagger.