The word 'wham' is commonly used in British slang. It means 'what's up?' or 'what happened?'.
I.e.
Person 1: "Hey" Person 1: "That's actually a pisstake"
Person 2: "Wham" Person 2: "Wham bro, what's up"
Harvey Daynes
Harvey Daynes is proper wham and a fuckin stud
Incredibly big/good/bad etc. Not to be confused with the 1980’s pop band Wham!
Wow Jamie your forehead is wham. Best get that checked out
Wham means kind of like what's wrong with you or what is your problem
Dan:"Did you eat her kitty wham for you it's so rotten"
A substitution for describing something massive or abnormally large.