Euphemism for recreational marijuana; used when you want to have a conversation about weed in front of any audience;
You: Hey man, wanna read some textbooks after class? I just bought 2 pages Friend: Nice! Let's get all knowledged up
By Maiga
Textbook
A very long, exceptionally boring "book," used for teaching and torture. Usually on a subject along the lines of math, history and science. Often heavy.