Feeding the guinea pig

A german way of saying to shag someone's girlfriend when the other person's streaming

Alright guys, I'm gonna be feeding the guinea pig soon,brb.

by DonnyDucky September 27, 2017

Guinea Pig

A large, unattractive Italian female

There's a ton of guinea pigs hanging around the Jersey Shore.

by Jelange222 July 28, 2014

Guinea Pig in a Blanket

A woman who is used by virgins and sexually inexperienced males in order to learn how to satisfy another woman.

Prom is next week, and I don't know if my blow-up doll serves as an adequate Guinea Pig in a Blanket.

by Arnie Grape June 20, 2021

Guinea pig

Cute furry chubby patato creature always looking for food

Person 1: Yoooo i’m getting a guinea pig!
Person 2: yooo bro thats so cool

by HelloHelloHelloidontpaytaxes😀 December 26, 2023

Guinea Pig

Term used to describe an attractive member of the opposite sex due to the noise of approval sounding quite similar to the call of the guinea pig.

*Attractive female appears*
"Guinea pig, 5 o'clock".
Stealth checking out confirmed and target thinks you just like guinea pigs.

by DarkCyclone February 25, 2019

One eyed guinea pig

A mans penis

Well, my one eyed guinea pig is fairly large... (Me)

...and then he woke up! (My girlfriend)

by DKRemedy February 12, 2021

Guinea Pig Week

A rough week, similar in usage to “Going through it” or “It’s been a week”.

“Hey, how’s your week been?” “I’ve had a guinea pig week, man”

by Lampollo February 1, 2025