decorate your body with platinum - Slick Rick style.

To have earned a platinum trophy from a video game

To completely finish something, e.g. a video game.

when used in the phrase "go platinum", it means to sell 1 million copies of an album.

Uber cool. Relentlessly awesome. Cooler than cool.

The act of going ham harder than you have ever gone ham before.

Getting fucked up like no one ever has.

The man.

An element that looks similar to silver. In fact, a lot of other languages have words for silver that look like the word platinum (like spanish). Rarer and more valuable than gold, and was discovered by rich hiphop/rap stars, bringing knowledge of it's existance into the mainstream culture.