Green’s Dictionary of Slang

what a gwarn? phr.

also wa gwaan, wag-one, whaa gwaan, whagwan, what’s gwarning
[ellision of what’s going on? phr.]

(W.I./UK black teen) what is going on? what’s happening? how are things?

[UK]R. Hewitt White Talk Black Talk 108: He says, ‘Wa ’appen, son. Wa gwaan’.’.
[UK]C. Newland Scholar 53: Raa, wh’ gwaan Garv, you look well worried.
[UK](con. 1979–80) A. Wheatle Brixton Rock (2004) 222: What-a-gwarn? How comes you reach home so early?
[US]BlazinParadise ‘Blazing Squad Language’ 🌐 Whagwan – Hello.
[UK]Dizzee Rascal ‘Sittin’ Here’ 🎵 Now I’m sittin’ here Thinkin’ Whaa gwaan Whaa gwaan.
[UK]A. Wheatle Dirty South 33: ‘What’s gwarnin’,’ I introduced myself.
[UK]J. Cornish Attack the Block [film script] 21: RON You met Brewis then? Very reliable customer. BREWIS Wagwan. BREWIS outs his fist for the nearest YOUTH to bump.
[UK]Skepta ‘2+2x2 🎵 Might see me say ‘wagwan’ when I see them but the truth is I don’t trust these niggas.
www.reddit.com/r/hiphopheads Grime Terminology Guide 🌐 Wag1/Wagwarn - Used as a greeting i.e. What's going on?
theculturetrip.com ‘Guide to London Slang 10 Jan. 🌐 Wag-One (wah’gwan or wah’ta’gwan fam) – short for ‘what’s goin on.
[UK]G. Krauze What They Was 10: D is the big man [...] he knows wagwan.