2. A notch is a person who has slept with a lot of people and has nothing to show for it. They are not in a relationship and occasionally get the "notch" call to meet and have sex, but under the false pretense of romance and relationship.
Coined on the 26th August 2011, when popular indie games developer Notch (Markus Persson) directed his 300,000 or so twitter followers to visit the website of Grimrock, another indie game, almost immediately crashing it.
Me: Man, that website is gonna get Notched.