Mars Bar party
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
A supposed party or orgy where Mars chocolate bars are eaten from the vagina or anus.
Register: slang
Where it’s used:
Used
American English
Examples
‘It's like a Mars bar party,’ she told them, over her shoulder, grinning like a very sexy Cheshire kitten. ‘Only different.’ Mr Dictator and his Minister, drinking at the bar with Doug Hutton, the Few's security chief, simultaneously choked on their beer.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “Mars Bar party” mean?
A supposed party or orgy where Mars chocolate bars are eaten from the vagina or anus.
Is “Mars Bar party” formal or informal?
Mars Bar party is generally slang.