When a woman's vagina is tighter around it's opening and super loose in the inside. Similar to how a 2L coke bottle entrance is shaped. It provides a really strange feeling.
Stick your finger in a 2L coke bottle and wiggle it around.
That way you can get the full meaning of Coke Bottle Effect.
That way you can get the full meaning of Coke Bottle Effect.
by TheGreatDocBrown April 9, 2016

To "tip the bottle" is to make a mistake, usually drastic. The phrase derives its meaning from the idea that spilling a bottle of liquor or beer is a major fuck-up; tipping (or rather spilling) the bottle.
Tipping The Bottle: "Damn, Draco and Beau tipped the bottle again, I knew we couldn't trust them to do what we asked!"
by Zavala's Vanguard Asshole January 28, 2021

by july 4th tree March 13, 2025

The man holds a sparkler in his butt crack and after lighting it, attempts to climax in his partner at the same time as the sparkler (fuse) burns out. Those giving them The Bottle Rocket.
by Redneck Heathen July 4, 2022

by guy in the middle of no place July 29, 2016

The process of mixing kool-aid (usually grape flavored) in someone’s anus. And having another party drink it with a straw.
by OfficiallyDrDubious May 10, 2025

by Tiny Meat Gang November 2, 2017
