Mars bar

also known as "Mars and Venus", cockney slang for a penis, a male sexual organ

I ain't sucking on that tiny Mars bar

by roos_va June 13, 2004

mars bar

slang word for scar beat that ha!

so how's ben gettin on with his mars bar

by taky drive June 29, 2007

Mars-Manic

An avid or obsessive follower of the TV show "Veronica Mars." Even after cancellation, they still participate on forums and write fan-fiction.

Tim: "Are you STILL watching Veronica Mars?"

Tina: "Duhh, it's the greatest show ever made!"

Tim: "God, you're such a Mars-Manic..."

by marsmanicgirl1122 April 20, 2011

Mars Bar

A now-closed drinking establishment formerly located in the East Village neighborhood of Manhattan. It was widely considered to be New York City's premier location for getting yourself stabbed or picking up a communicable disease.

Guy 1: After the Mars Bar, then what?
Guy 2: The doctor.

by mondaymonday August 24, 2016

Mars Man

Mars Man, a noun is another name for a person that's being extremely boring. But you don't have the confidence to tell them that. Coming from the forgotten, boring Mars Bar and planet Mars.

'My friends being a Mars Man, how do I tell him this' Joey says in his head.

"Ugh." Friend.

by RiyoHitsuyka January 10, 2017

Mars Headass

Mars Headass

A nigga named Mars that let fat niggas rub they titties on his head.

.

Wit yo ol Mars Headass, thats why yo neck built like food poisoning.

by PassDaBoof July 4, 2019

Mars Rover

Farting into the vagina of an unexpecting wide open legged slut.

Eg. you are sending that rover into mars .. unexpected uncharted territory . They are crazy and you'll never know what to expect so send that rover out boys..

Had this chick over the other night laying down with legs wide open naked , she was looking at something in depth on my nightstand I backed up and pressed my asshole to her Pussy and sent the Mars rover out.

by Milarpilowski July 13, 2019