Cumper

A cross between cum and a dumpster.

I lost about 5 pounds of ball butter in that skanky cumper.

by Brent30 February 22, 2008

cumper

a person who can't do anything right. particularly directed at the utter "mongs" of society. they sit below the likes of fuckboys and tosspots but slightly above the well known "roadman"

Horace: Sorry mum I forgot my bag at school.
Martha: For fucks sake Horace, you fucking cumper

by iamnotarapist May 9, 2016

Cumper

a knitted garment with cum on it typically with long sleeves, worn over the upper body

As she crossed the office in her jumper, a colleague pointed out the obvious cum stain on it, at which point Helen realised she was wearing a cumper.

by JaredReigns May 14, 2024

cumper

A person pumping out cum.

or

A person camping (typically in Fortnite) with a pump shotgun.

"See that cumper over there absolutely jorking it"

or

"damn this guys such a cumper"

by Oh My Goodness :O December 31, 2024

Cumper

A jumper that is worn with cum on it.

As she crossed the office in her jumper, a colleague pointed out the obvious cum stain on it, at which point Helen realised she was wearing a cumper.

by JaredReigns May 14, 2024

cumper

A jumper used as a cum-rag after a wank or shag.

Hey Bruce, hope you had tissues when you were travelling.

I am alright, had my cumper thankfully.

by fiddlebumper January 5, 2025