Slippery Nickel 

The act of changeing sexual positions without takeing your penis out. Sometimes refered to as the Manhatten Transfer.

Lisa went from doggy-style to reverse cowgirl without removeing Jed's dick and successfully completed the slippery nickel

Slippery Nickel by Sticky3030 February 6, 2010

Slippery Muffin

When you drink milk out of a woman's vagina during oral sex.

The Slippery Muffin is my favorite activity to do with my girlfriend after a long day of work.

Slippery Muffin by Dr. Herman Von Vienerschnitzel May 30, 2013

Slippery Taco 

When you are fucking a girl doggy style and diarrhea comes out her ass, then slides down, lubing up her pussy.

1. My lady's pussy is so dry, last night I made chili just for the glimmer of hope to get a slippery taco.

2. It's not a real slippery taco unless there is a piece of corn hanging on to his nuts when he pulls out.

Slippery Taco by DaXymbiont May 20, 2015

slippery tube dude 

A common internet name for the snake

its somewhere in the middle of nope rope and boop noodle

Person 1: Oh heck it's a danger noodle!
Person 2: No man it's my slippery tube dude

slippery tube dude by Hater67876 May 14, 2019

Slippery Brick 

Insult used by Irish dairy farmers in the mid-eighteenth century to imply that someone was like butter (aka slippery, as in untrustworthy). Kind of a catchall insult similar to « fuck you! »

Ye took my cow, ye slippery brick!

I canna believe ye slept with Connor’s wife, ye really slipped his brick.

Slippery Brick by a_bigyoshi December 3, 2021

Slippery bob 

Slippery Bob his true name is Brian Fritz Runs a YouTube channel named @network126

he scams

he hoards

he screams try living my life

Slippery bob the YouTube scammer

Slippery bob by The Leif Harald May 26, 2023

Slippery Cactus 

While at the gym, you proceed to do bench press with a difficult weight on the bar, as your attempting to do it you shit everywhere and begin to cry

Last week at the gym, that slippery cactus was overly creative

Slippery Cactus by Bouy Stantefeld December 4, 2003