knacker whistle 

knacker whistle the act of whistiling with your tongue while raising one or both hands in the air, usually done when celebrating something, i.e sporting victory, as a method to gain the attention of a person in the distance, has being known on occasion to be used while intoxicated to stop passing taxis

after a victorious race the stroke man gave a knacker whistle to celebrate

knacker whistle by badman septic tank July 19, 2010

trouser whistle 

fart

Guy #1 in elevator: Was that you, blowing that trouser whistle?
Guy #2 in elevator: Yeah.
Guy #1 in elevator: Dude! You couldn't wait to get out of the elevator first?

trouser whistle by JB_in_3D February 22, 2011

Chocolate Whistle 

When you have anal sex with a girl and she defecates on your penis and then proceeds to suck the defection off of your penis.

Samantha gave me a chocolate whistle and tried to kiss me afterwards and made me throw up.

Chocolate Whistle by TheChocolateWhistle June 27, 2014

Penis Whistle 

Any long instrument that you blow

Flute, Recorder, clarinet, piccolo... etc
Johnathan! You like playing your penis whistle.

Penis Whistle by ignavus November 13, 2014

death whistle 

When your dog is sleeping with their ass towards your face and you hear a faint whistle sound come from their ass.

My dog almost killed me last night with her death whistle.

death whistle by Jeansatx November 27, 2014

Piss Whistle 

A device that is used to prevent pissing the bed by emitting a beeping sound when piss touches it.

What the fuck is that beeping noise... oh that's just my brother's piss whistle.

Piss Whistle by Jimmy's Bottle August 1, 2016

Biddle whistle 

To fart, to pass gas, unexpectedly.

Oops excuse me ,cover your nose I just biddle whistled.

Biddle whistle by Ashmar1 December 16, 2020