Wasgwan 

It’s a mix of the words wagwan and Wass was being a well known gang in Toronto and wagwan is slang for what’s up in Jamaican patois so only used by the members of Toronto wassgang

Wasgwan fam you blessed?

Wasgwan by Sullly.d December 11, 2019

wagwan piff ting wats ur bbm pin

from research from bing
it basically means this:

hey whats up hot human give me your phone number

wagwan is a jamaican patois or jamaican english way of saying "whats up"
piff means "high quality", and ting is the autistic version of saying "thing"
a bbm pin is the numbers you'd use to contact someone on the blackberry messenger

memeulous: "wagwan piff ting wats ur bbm pin"

pyrocynical: "you wot mate"

wagwan piff ting wats ur bbm pin by hygt6yggi July 26, 2017

wagwanistan 

Old Suffolk slang for the remote village of Hoxne, in North Suffolk

whattup my gipp, wanna come hang with the boys at the pub in wagwanistan?

wagwanistan by Jeff Warburton March 18, 2021

Wagwan for battyman

When officer looks at your balls, batty and dick.

"Wagwan for battyman..

Come on officer, you've seen my balls batty and dick this month..
more than my BM, more than my links, more than my chick."

Wagwan for battyman by PoliceBattyman June 1, 2021

Wagwan piffting 

A greeting mostly used by the famous youtuber Memeulous.

Ayo wagwan piffting whats your bbm pin add me on Bin Weevils: Sportyskater201

Wagwan piffting by caitlintxo September 26, 2018

wagwan piffting 

Means a yo wassup girl

ayy yo wagwan piffting let me get your bbm pin

wagwan piffting by lukasbrown March 9, 2017

wagwan piff ting what's your bbm pin 

Slang. Means hello beautiful female what is your blackberry mobile pin number. Originated from London where "roadmen" said it to females to get together with them.

Man: Wagwan piff ting what's your bbm pin?
Woman: Okay mandem here it is

wagwan piff ting what's your bbm pin by skillalot122 July 30, 2017