The term given to any fantastic night of passion spent with a female of incredible, goddess-like beauty and skill.
Can also be used to define a night spent sleeping on the sofa by command of the aforementioned female due to what is commonly known as "male misbehaviour"; has been linked to sarcasm, insults, or male comrardery.
1. Last night was amazing! It was such a Katie night!
2. Dude that beer you spilt on the carpet while watching the game last night totally got me a Katie night!