A combination of being both bored and tired, which commonly occurs during a boring ass class, and not enough sleep, also called being bored shitless.
Partying late on a Sunday, or just staying up at night on a school night batin or doing late homework can lead to this the next day in class.

(noun) A successful type of theft which results in an acceptable, impressive and rewarding payday for the protagonist.

A type of boredom characterized by so much yawning tears come out of your eyes

This is a brunch with your In-Laws on Superbowl Sunday (with no TV)that lasts until the Post-Game interviews.