1. derived from "old is kool" becoming "old's kool" and then becoming "old skool"
meaning old is cool.
2. something that is out of date.
Synonyms for old skool
On this page, you will find 30 slang terms related to old skooL. Some of the top words include: bitchin, strom thurmond, tweet, conflabbit, wazzzup!!!, and 25 more.