Inspired by a September 21, 2010 episode of The Colbert Report, a Beekeeper's Jacket is essentially slang for the fellatious act of oral sex, known commonly as a "blowjob", "BJ", "Head" etc,.
Dude: That bish look fine!
Bro: Careful, brah. That vagina hive got da bees, son!
Dude: Word? I ain't down with a beekeeper.
Ho: Come gimme yer honey rod, boyz!
Dude/bro: Bitch, please. Your crawlin-ass 'comb could sting a cock ta deth!
(aka "the hype-min") One who keeps the beat while the DJ is busy doing the following: mixing, drinking, smoking, dancing, going buck, uncle buck, crazy buck, n*gga buck, etc. swag.
Dude: "Wow DJ Staxxx this party is out of control, how do you manage to spin that shit so nice doe?"
DJ Staxxx: "I wouldn't be able to do it without my beatkeeper Pauly D, he's the swag, and you best belee dat"