1. a bad joke
2. something that makes no sense at all, WTF mate.
3. exam that kicks your ass.
4. excuse to get drunk on a Wednesday night when you have an 8.30 class the next morning.
After thermo I was waiting for my prof to yell "april fools" but he didnt. That crap was not funny, so we went home and pounded down some jose cuervo.