BL: Once I am done with school, I refuse to learn anything new for the next 5 years. Actually, I am going to unlearn things.
R: You can kill some brain cells and drop knowledge.
BL: Drop knowledge, sweet; is that like taking a dump?
R: Exactly, every time you poop you lose brain cells, so you are dropping knowledge.
Now we have another euphemism for defecation; dropping knowledge.
At the pool, I ingested so much water that I barely made it to the locker room to dropping knowledge.
I ate lunch at Chichillifridigans today and I dropped knowledge all afternoon.