Horrendous foul-smelling shit, often discovered after a curry or more often known as 'beer shits'. The smell of pootonium is highly toxic and should be avoided at all costs.
Dave: I wouldn't go in there for a while, I just dropped my guts.
Basically, a girl wth 67 protons is a Ho. It can be used in discreet ways.
This refers to the 67th element on the Periodic Table of the Elements (holmium) which has the short form of Ho.
Person1: Hey look at Carley over there.
Person2: Now there's a girl with 67 protons.
Carly: Hey you guys. What are you talking about?
Person1: Chemistry
n. a particle of feces suspended in the air which produces a foulsmell resulting from flatulance or defecation.
1. Wow, those pootons are still trapped inside the car after we left it for an hour; it sure does stink in here.
2. Much like a particle of light is a photon, a particle of poop is a pooton.