Shorty's laugh was cold blooded as he spoke so foul
Only twelve trying to tell me that he liked my style

from Nas – One Love Lyrics on Rap Genius

Meaning

At 12 ye— wait a minute, Shorty’s only twelve? And he’s worried about rooftop shooters, wearing a bulletproof vest and friggin' killing people?! Someone call this kid’s mom!

In the Shorty-bench scene from Belly, Nas remarks that Shorty is “twelve-going-on-twenty”:

http://www.youtube.com/watch?v=X7KcImUZjW8&feature=youtu.be&t=12s

To help improve the meaning of these lyrics, visit “One Love” by Nas Lyrics and leave a comment on the lyrics box