A beav wrangler is a guy who has sex with a lot of girls; as many as 400. It also describes almost every boy on the planet; especially James Outen and John Chevalier. Meant to be used in a insulting way. This name came from the movie Fired Up!
dude 1- "Dude i just had sex with Kayla, Stacy, Maya, Caitlyn, Amanda, Brianna, Jasmine, Shelby, and Hayley last night!
dude 2- "Man, you're such a fuckin beav wrangler."