A person who recklessly blows his nose and gets snot all over everything.
For example a tennis player who uses a finger to block one nostril then blows out the other nostril onto the court, not caring whether his opponent might slip on the snot after they change sides.
Andre Agassi is not only a US Open Champion, but also a Snotmaster of the highest caliber.
When his opponent slipped on his tennis courtsnot and was injured, Andre was awarded the match by default.
One who possesses the ability to clog someone's toilet to the point of OVERFLOW (not merely backup or slow flush) causing shitty water to cover the entire tile floor and parts of the adjacent hallway carpeting. This is not intentional, and happens despite multiple courtesy flushes throughout the act leading to the final shitmastering flush.
Dave: (Running out of the bathroom) Where's your mop bro?
Me: What? Why?
Dave: Your toilet's overflowing man. Shit is literally EVERYWHERE!
Me: You're the fucking shitmaster dude... mad props. Now go clean it up.
(Noun) A college semester in which one's schedule is composed of mainly requisite and difficult courses that do not pertain to their major, minor, or area of interest.
Victoria: "Registering for classes makes me want to throw up."
Erin: "I know, Spring '15 is going to be a shitmester."
Victoria: "SAME- I'm taking poly science and a science lab... I'm a communications major."
A swagmaster is someone who has so much swag that it is almost unbearable, they have the greatest amount of swagger possible to mankind, and it is very rare to see one. IF you do happen to come across a swagmaster, be respectful!! if you arent, him&his possy will overpower you with their swag. and you dont want that to happen.
kelly: "yeah so i was like he-"
melanie: "OMG ITS THE SWAGMASTER."
swagmaster: *sup nod*
kelly&melanie: "oh... my... god. we were just acknowledged by the swagmaster."