1.To give information or share knowledge on a subject or just life in general.
2.To teach something.
3.To give advice or share wisdom.
> 1. I had no idea he was a interested in history until he began to drop knowledge about the Civil Rights movement. He really knew what he was talking about!
> 2. Guy: I can't seem to find that article on student activism I wanted to use for my essay in the library.
> Girl: I took a class on library research.
> Guy: Word? Come on then, drop that knowledge!
> 3. My younger cousin was going through a tough time with his girlfriend, so I had to drop some knowledge his way.