When you stretch out your entire body out to your toes and then it makes your penis feel good so you get a boner
by Matt Stazjic October 3, 2016

When she bounces on that dick like it's a pogo stick.
by JarlChiefstain June 10, 2020

by Crazyjack1boss January 2, 2020

by Novanova April 12, 2016

Dee: what is that poking my back?
Brian: sorry, it's my Circumstantial boner. We were spooning and your butt kinda felt good.
Brian: sorry, it's my Circumstantial boner. We were spooning and your butt kinda felt good.
by greyhound goldfish November 19, 2013

by crambup October 15, 2017

by Big 1400 May 14, 2018
