Knife nipples

When a male/female breast are super perky

Andrea has the sharpest knife nipples I have ever seen.

by Zonguestu August 29, 2017

Knife trick

A better way of saying you're gonna cut yourself.

Me:I'm gonna do a knife trick
Friend: Don't do that! I care about you!

by Fans decide February 17, 2023

Real Knife

Definitely not a toy knife, neither a full one.

Real Knife

by RoseRed669 January 22, 2023

Mack the knife

To sneakily surprise your significant other while they are sleeping by suddenly stabbing your penis into their anus at night. Quick, Efficient, and sneaky, just like the real Mack The Knife

“I heard Andrew he pulled a Mack the knife on his girlfriend Jenny Diver to surprise her”

by Dr retard September 4, 2022

fort knife

When people choose to mock Fortnite and Say "Fort knife"

1. Everybody plays Fort-knife these days
2. "Do you play Pub-g?" No I play Fort knife

by Turtles R awesome July 1, 2018

BUTTER KNIFE

A Person that is very busy and goes to a lot of events. You usually see him in music or sport events at school. If he’s not on the team he’s in the crowd.

That butter knife kid is all over the place. Everywhere you turn he’s there!

by This down here is true December 23, 2019

radio knife

Radio knife is two homosexual males having intercourse while watching the TV show "friends" and not using vaselin when they enter the anal cavity

Isaiah and Aaron did the radio knife no homo tho jk super fucking homo :(

by Sus máster OG April 12, 2017