What is Beefin' It Up?
1.
1- gaining significant muscle mass
2- the act of drinking protein shakes, then hollaring "YEAH BEEF IT UP" , one may also do a series of push ups after drink has been chugged.
3- increasing anything in large amounts
Ouch, I was beefin' it up yesturday and I think I'm sick. YEAH BEEF IT UP!
See 
Random Words:
1. 
When you havent heard from a friend in a while
I havent talked to Adam in like 3 days, he most have went ghost-mode on me.
See ghostin..