(n) massive fecal residual
(adverb) eruptive behaviour related to the act of defecation
(v) to shit

A conical mound of poo resembling the shape of a volcano. Commonly found in concert/festival portaloos and broken toilets of parties.

when one puts his asshole up against the jets of a hot tub, and then shits out water and poo.

(also party pooper)

1. noun One who sucks the fun out of life
2. noun An event which puts a damper on one's day
3. verb - poocanooing - The act of destroying another's fun

(alt. form) panoo

A cumulative mountain of fecal matter
Alternatively

A mountian of poop, each individual turd creating its own crater.