ivy league sex

The act of performing sex with your khaki pants down around your ankles with your shoes still on, while wearing your collared shirt (still fully buttoned).

I was running late to a tennis match, and my girlfriend was so horny, she wouldn't let me leave until I fulfilled her urges. I had only one option, we had ivy league sex. I finished and made it to the tennis match looking straight ivy league.

Ivy league sex: having quick sex while staying dressed with khakis and collared shirt on.