What is Spongy?
1.
awesome. rad. cool. freakin amazing. comes from the root word "Sponge Bob".
Kate: You're such a spongy friend!
Sal: Awww thanks! you're the spongiest!
See
2.
the guy who has to sponge up the spilled bongwater. Which is usally the guys who spilled it
yo, spongy, clean up that shit. Now my whole house smells like bongwater.