Tripe Whistle 

An expletive shouted at a particularly annoying individual, usually a young child. It is hoped that by shouting this that the child will become silent, more obedient, or both.

"Will you come off it, you little tripe whistle!"

Tripe Whistle by Dr. Gradus ad Parnassum December 31, 2012

Green whistle 

Legal drugs that paramedics carry to make you feel great in any situation.

Asher broke his collar bone, so the medics got him pasted with a green whistle... could hardly open his eyes for hours

Green whistle by The T Bag August 1, 2016

Pork whistle 

Can refer to a penis or potentially a blow job

Hey, Gertrude played my pork whistle last night.
Or
Dang, I got kicked right in the pork whistle!

Pork whistle by Gretchen63 November 6, 2018

Dip n whistle 

The act of inserting one's finger into their belly button, then smelling said finger in order to confirm or deny it's cleanliness.

Nicole: Hey Kimmy what are you doing with your finger in the corner over there?

Kimmy: Nothing....

Nicole : Kimmy you need to grow up and dip n whistle in private. Typical New Yorkers.

Dip n whistle by Jcray13 June 2, 2015

Armenian tit whistle 

When one ejaculates with precision on a (Armenian) female’s nipple hair, whilst proceeding to pluck said nipple hair and hastily manufacture a duck call.

The Armenian tit whistle is ideally performed in the wilderness so the Duck call does not go to waste as they are rare highly complicated to fashion.

Me and my boy Andre were hungry so he gave his bitch a ATW (Armenian tit whistle) and blew a fucking mallard out of the sky.

I though she was cool but she wouldn’t let me make a Armenian tit whistle with her. Fucking vegan

Armenian tit whistle by James corporately September 7, 2022

blow the dirty whistle 

the act of oral sex after anal intercourse

i took it out of her butt and she said, " i want to blow the dirty whistle."

blow the dirty whistle by Chuck Little August 18, 2009

wolf whistle 

A sound made with pursed lips in appreciation of superior beauty. It is in two parts; the first a rising note and the second a falling note. A wolf was a man on the hunt for women.

A chorus of wolf whistles emerged from the construction site as she walked by swinging her young, round hips.

wolf whistle by Eric Peterson July 21, 2005