Stoner lingo. Means a smoke sesh with multiple cliques of people at random locations at any period of time. References the medical terminology used by doctors & nurses in a hospital.

Idea was first thought of while watching Grey's Anatomy.
Lyssa: "Yay we're making rounds!"
Jess: "First stop, Bob's, then Hugo's, then Happy Hour with Joe."
by shinesugar June 22, 2011
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A word used when someone says something obvious
Person 1. Money doesn’t grow on trees!
Person 2. Well yeah, that’s what makes the earth round.
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