What is Caulk Gun?
1.
When you are banging your woman from behind, pull out and cum on her ass like you are shooting a bead of caulk down the crack of her ass then lick your index finger and run it down her ass to smooth it out.
I gave my wife the caulk gun for her birthday.
See
Random Words:
1.
Using someone else's iphone for just twitching and pinching.
"Hey George, Stop iphonicating. You are greasing my screen"..