To take care of something delicately. Originated from the idea of what a nurse (RN) does.
Jack- "Yo Steven why are you nursin that beer? Finish that shit already!"
Stephen- "Chill out I don't feel so good..."
David- "Cmon already Dennis. What are you waiting for?"
Dennis- "Hold on I can't stand up right now, I'm nursin a boner."
Music (usually hip hop) made with vocals supplying the beat instead of real drums. Also known as beatboxing and less commonly loveboxing.
The Roots - 100% Dundee
Rahzel - If Your Mother Only Knew