Noun, a compound of "white" and "Manglish". It is Malaysian English spoken by a white person, including all the slang and intonation used by a fluent Manglish speaker.
White person: "Wei why you so like dat one?"
Malaysian: "WAHLAU you talk wanglish ah?"
internet chat-styled english, which is almost impossible to understand unless conditioned to it. called Wanglish because it makes you sound like a wang.
<twat> oi use to do u want 2 go 2 da beech 4 a swim heeps of jelly fish lol
<user> dude, talk like a human instead of using that wanglish.