Definition of Boyo

Noun: boyo boy-ow
Usage: UK, Ireland

A boy or man
"that boyo is your host";
- chap, fellow, feller, fella, lad, gent, blighter, cuss, bloke [Brit], bucko
A male child (a familiar term of address to a boy)
- cub, lad, laddie [UK], sonny, sonny boy, son