Old fossil

A really old person who is really annoying.

Don’t worry about that old fossil, she’s not getting any at home.

by SiL3Nt J September 13, 2023

Fossil

A word sometimes used to describe a senior citizen or can be used instead of boomer. ie.ok fossil

Ok fossil

by I has beeffs December 10, 2019

Fossil

The process of being turned to stone by medusa and ejaculating

Did you just get Fossil by medusa

by Mario with an Ak-47 March 14, 2021

Fossil

1) One really cool guy whom made fun of 401.
2) A dude who knows his PS!
3) a mad h4x0r in Cs:S

Fossil : Guys Next Week Epsoide 3 !!! YAY! w00t w00t!

by 401 April 01, 2005

Fossil Whore

Someone, particularly a female, who dates or fucks really old people.

I walked in on my dad fucking my wife. What a fossil whore.

by Rozz April 12, 2018

cock fossil

When do you do anal and feel like the cock is stuck in your butthole.

Man, it feels like I have a cock fossil from last night.

Wow Erica, he gave you a cock fossil!

by Lmao121212 July 14, 2017

meth fossil

If your drenched in sweat and you die the sweat cracks back and you become a meth fossil.

That tweaker needs to hydrate he's gonna turn to a meth fossil!!!

by Starsonelaine August 15, 2023