A fork of Rural Dictionary
to cum on a girl's face so hard that you end up breaking her nose; alternatively to cum in her nose
"So I ended up hooking up with her last night, but I marsha brady'ed her nose, and I had to take her to the hospital
The act of spiking a football in your partners face at the point of climax, thus breaking their nose.
"She didn't know I knew she was cheating on me until I gave her a Marsha Brady!"
The act of taking a girl home, taking her to pound town , and then spiking a football off or her face when you cum.
I'm gonna take this girl home and give her the marsha Brady, bro.