six fingers 

A way to describe somebody who is seen as being inbred i.e. shagging members of your family.
It is a myth that inbreds end up with six fingers
Guttin

"He's got six fingers mate!!"

six fingers by Hopenessbla December 3, 2007

Six Fingers 

As above regarding in-breading, commonly associated with those from Cornwall.
Fingers can be used interchangeably with toes.

“You’re from Cornwall?? Haha you have six fingers”

Six Fingers by Therealestwords August 17, 2019

six finger handshake 

A special handshake that can only be preformed by two males in which each man grabs the others penis and they “shake”
Essentially a mutual handjob

“Me and Tim are gonna be friends forever. We shook on it with a six finger handshake.”

six finger handshake by DaDingus October 15, 2018

Six-finger sandwich

Ambiguous sexual euphemism, conjuring up images of fingers, knobs, wanking and gobbling.

That girl was begging for it, so I gave her a six-finger sandwich.

Six-finger sandwich by DannioBigMacs January 20, 2021

Six Finger Syndrome 

when u got 6 fingers total u become the yung six finger man

g1: yoooooo u have 5 fingers on ur left hand and 1 on ur right?
g2 yessirrrr i got that six finger syndrome

Six Finger Syndrome by bennnnnnnnnjjjjjii crih November 2, 2020

six fingered windowlicker

resident of small town originating from same place particularly for example wellingborough in northants UK. similar to chav in usage but more implication that their parents took a dip in the shallow end of the gene pool - they were possibly first cousins.

I saw loads of six fingered windowlickers out last saturday in Welly - think they caught the special bus from the Hemmingwell.

six fingered windowlicker by chopsie May 13, 2004

Six Finger Discount 

Invented by the almighty Squirrel, a Six Finger Discount is one in which someone, while in the act of a Five Finger Discount, either flips the middle finger at a store emploree while leaving. A less offensive Six Finger Discount would be giving them a Thumbs Up instead!

(Offensive)
I six finger discounted some gum at the 7-11 last night, man the owner looked pissed when he saw my sixth finger make a guest appearence!

(Less-Offensive)

I six finger discounted some gum at the 7-11 last night, the owner told me to come back again soon when i showed him the thumbz up!

Six Finger Discount by Squirrelish87 July 26, 2008