Yurn is any species of mammal including human known for being dopey or mentally challenged.

A yurn often struggles with day to day activities such as showering and eating.

A yurn is often very rude as they aren't socially aware.

Yurn is also a versatile word as you can use it at the end of sentences to show frustration.

A term used to reference cannabis/marijuana/weed.

Yours

to smoke marijuana, instead of burn its yurn

Yurn: Desire, Want

The act of releasing sexual frustrations toward the opposite gender.