What is Macmillan?
1.
The act of shoving your testicles into the anus of a girl you are having vaginal intercourse with in the missionary position.
May also include shoving your testicles into the vagina while having anal sex.
Akin to an "Armstrong".
"Dude, I was doing this chick and I totally MacMillan'd her. Right in the backseat of my Miata!"
See
Random Words:
1.
hard bits of yeast spewing out of the vaginal area
i glanced over at terri stout and noticed yeast chunks scattered around her seat
Se..
1.
Nickname for your bro or friend who loves danger.
Dude, James thought he was indiana brones last night and tried jumping off the shed. ..