A noun - Generally used in place of something sexual or toilet related
An adjective - Meaning similar to 'very good'
A verb - random verb replacement, used when the original verb is obvious or can be infered from the rest of the sentance.
I'm just going for a yortle
Last night I watched some porn and had a yortle
This film is totally yortle!
Dude, this is the most yortle party ever!
What a great goal, he just yortled it from 30 yards!
I was yortling along the road the other day and I ran into (insert name)