1 definition by Lifeguard007

Out-of-date, old, conservative, becoming exhausted or used up. Generally an old timer with no future.

Taken from "fossil fuels" it can refer to someone or something that is generally hurting young people or future generations.
"Man, that politician is such as fossil!!"

"Yeah, he actually owns an oil company..."
by Lifeguard007 March 29, 2014
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