I swear down mate 

When a Geordie is angry they say this

"I swear down mate I'll punch you!"

I swear down mate by Big mugger June 20, 2022

Ball Swear 

A sacred oath in which one swears on their balls to seal a truce

person 1:“Jake sucks willy” person2:“you ball swear” person 3:“yeah ball swear”

Ball Swear by jake sucks willy June 27, 2022

Say Swear 

1. The funniest group of friends to ever grace the planet.

2. Asking someone if they're being serious or are lying.

Jacob: Say swear you haven't seen the new podcast episode.
Kelly: Hell nah I'm about to watch it now.

Say Swear by Jhinxx May 11, 2023

elbow swear 

a promise that should never be able to be broken, no matter what.

her: you promise?

him: i elbow swear.

elbow swear by athenalikesolives October 14, 2023

I swear to god no crosses count 

U know when you say I swear to god and cross ur fingers to say I actually don’t swear to god
But when u say I swear to god no crosses count that means when you cross ur fingers u still will swear to god.

Bro I saw a gorilla outside ur house
No u didn’t

I did!
Say you swear to god no crosses count
I swear to god no crosses count

I swear to god no crosses count by Partygoer n kingsheep January 8, 2024

Say swear 

used when you wanna know if someone is telling the truth

"Guys she broke with me" "say swear"

Say swear by Prettyungthang February 13, 2024

I swear down on my nan’s grave 

Popular statement frequently used by Formula 1 YouTuber Rocketpoweredmohawk. Used to express to swear on something or used as a general indication of anger/frustration

“If Max Verstappen wins the next race and gets his 50th win in a row, I swear down on my nan’s grave, I will be very disappointed”.

I swear down on my nan’s grave by 69ReasonsWhy April 1, 2024