Bowsie is a term for someone you consider, a messer, or a divel.
Generally used between Males in Dublin
Guy1: Oh man i got so drunk last night i cheat on my girlfriend twice...
Guy2: Gew on ya bowsie
Tiger Woods, Bill Clinton, Mal Murphy
abbreviation of the word mallet.
Mal is used for people with large heads
Term of endearment for those folk with heads of mallet-sized proportions
"Here mal, make us a cuppa tea"