in Math, a prime number of the form, 2^(n) + 1, named after the famous 19th century mathematician Pierre de Fermat. However, in geek circles, it refers to the third nipple of women with a third nipple because 3 is the first Fermat Prime.
Geek 1: "I was going to sleep with Jessica from Real Analysis but it turns out she has a Fermat Prime."
Geek 2: "What dude? I was just trying to figure out the 12th Fermat Prime."
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.
Buy the mug