"Mak'em" is an informal name for residents of and people from
Sunderland, a city in
North East England. Spelling variations include "Mackem", "Makem", and "Maccam". Which is local slang for Make Them ("Mak'em") it's also a name for the local accent (not to be confused with
Geordie); and for a fan, whatever their origin, of the professional football club
Sunderland A.F.C.