Example 1: "I came home and my dog had shit all over his kennel. His fur was covered with shit and the whole house smelled like shit. It was a total shitastrophe."
Example 2: "My dog shit on my floor and the roomba dragged it all over my house. It was a shitastrophe."
(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."