Meaning of attaboy in English:

attaboy

Pronunciation /ˈatəbɔɪ/

Translate attaboy into Spanish

exclamation

  • An informal expression of encouragement or admiration to a man or boy.

    • ‘Come on, Red, get in the house… attaboy, attaboy.’

Origin

Early 20th century probably representing a casual pronunciation of that's the boy.