Oldskiis (pronounced old skee) is a modern term used to describe an elderly person in a crowd of people much younger than themself.
"Hey, look at that oldski in the kiddie pool. Why is he even at a public pool, he's so old he should be in a retirement home."
Pronounced: old skee
1. An old person in a crowd on people much younger than themself
2. An old person that you are certain is a pedophile
"Hey, look at that oldski in the kiddie pool. Get him out of there!"