Its similar to Philly's "early" and Houston's "already" but not in most cases.
Dag, how many shots you take? Five, Strong!
Yall going to the game? Yea we going to the game! Strong. Boy, what's wrong with you?!
Crack head: Aye man you got summa that strong
Dealer: Yea man
Guy 1: Dude that party was wild
Guy 2: Yea is so geeked up off that strong you gave me