Words That Have Been Around Longer Than You Think

Yo:  As a greeting 1859.  That means it's older than hello.

Tricked Out:  Meaning to dress to the fullest sense.  1500's

Crib:  A small habitation or cabin or a narrow room.  1600's

Hipster:  One who is hip.  1940's

In a Jerry Lewis movie from the 1960's, a guy in the movie used the work "peeps" reffering to his group of friends.