cavity wall insulation

To retain vital body heat by inserting your hands in your friends anal passage(s)

it was so cold in oslo we formed a massive ring around the fire and did some emergency cavity wall insulation

by Anonymous February 28, 2003

cranial-anal insertion

having your head up your ass

What a jerk. That guy has a bad case of cranial-anal insertion. Do you think I should refer him to a proctologist?

by ybnormal June 12, 2009

scat insertion

Taking your own feces and inserting it into a womans twat or any available orifice.

anyone up for some scat insertions?

by ToAd February 25, 2004

insertion point

1. noun: a point at which you go in for the insertion, when ESRing(see definition) the insertion point is normally around the eye area.

2. noun: the point i find in which i will stick it into them and fuck away.

1. Dude i found the insertion point on victors mom and ESRed her so hard.

2: Carla has like 90 insertion points just pick one.

by Paco the all knowing. September 4, 2004

weapon of mass insertion

What a penis is. You can insert it into many things. For example: mouth, pussy, butthole, eyes.....

I have a weapon of mass insertion in my pants. Care to suck it?

by Alexi November 11, 2003

insertion exertion

What one feels after a long period of penetration.

Yo girl, we needs to take a break from all this loving; I've got insertion exertion!

by GlazeHer May 14, 2014

Tactical Insertion

The act of inserting a straw into two throbbing penis's and then proceed to rub each other off. Who ever makes the other ejaculate is the winner and shall celebrate with the oozing winnings of the other opponents dick milk.

Cock blocking isn't cool man, you owe me a tactical insertion.

by Thisngadoog August 30, 2011