Bartlett Brat
When a cadet at West Point becomes sexually aroused during a class in Bartlett Hall his/her erection is called a 'Bartlett Brat'.
Instructor: "CDT X, come up here and help me with this demonstration of Newton's 2nd Law"
CDT X: "Sir, I'd rather not stand up right now. I was daydreaming about FLBP on theChive and got a Bartlett Brat."
CDT X: "Sir, I'd rather not stand up right now. I was daydreaming about FLBP on theChive and got a Bartlett Brat."