An abbreviation of the word "sustainable" used to quickly tag any positive, environmentally-sustainable action, thought or
deed (or to
dis any stupid, NON-sustainable action thought or
deed).
I see that you're now using a two-sided printer; very susty!
Bottled
water is NOT susty.
I'm telling you, it's susty to shower with your
buddy!
Hey, your driving one
fucking block to pick up smokes just ain't susty.