I'm gonna cum to your house and knock knock on the back door

A dirty way of saying surprise butt-sex.

1.Waffles: Hey Dwarfo, I'm gonna cum to your house and knock knock on the back door. If you don't answer, I'm gonna bang bang!

Dwarfo: Yeep! I hope it isn't too surprise!

2. What rapists say to little kids when they are gonna butt-rape them.

by Dr. Dirty October 9, 2008

Knock knock

A term used to make a joke that starts out as someone knocking on the door.

Dingbat: Knock knock.
Scallywag: Who’s there?
Dingbat: Mike.
Scallywag: Mike who?
Dingbat: Oxmaul.
Scallywag: I don’t get it. Mike Oxmaul?
Dingbat: I didn’t know that. HA HA!

by Likewater August 15, 2021

Knock, Knock Motherfucker

When you are urinating when suddenly you need to violently shit. Then, you stop pissing and turn around, firmly pressing your puckered ass onto the seat and unloading an ungodly amount of assham into that poor, poor toilet.

Larry: "Damn, I thought you were taking a leak!"

Jim: "Yeah, sorry. I had a Knock, Knock Motherfucker moment."

Larry: "A what now?"

by The mystery shitter April 27, 2022

knock knock it's knuckles

the blow-thrower, independent flower magical emerald holder

Average loser: *doesn't repay debts
government: knock knock it's knuckles

by Immortalgodofgaming February 22, 2022

Knock Knock

Knock Knock. Who's there?

Person "Knock Knock. Who's there?"
*No Response*

by Best User On Urban Dictionary April 1, 2025

knock knock

a type of joke

knock knock!

by aaaaaaaahh! October 22, 2020

Knock knock

The sudden urge to take a poo

I just finished my coffee and I’m getting a knock knock so I’m gonna head to the bathroom

by Tuono-rider May 19, 2019