attaboy

interjection
at·ta·boy | \ˈa-tə-ˌbȯi \

Definition of attaboy 

used to express encouragement, approval, or admiration

First Known Use of attaboy

1909, in the meaning defined above

History and Etymology for attaboy

probably alteration of that's the boy

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Dictionary Entries near attaboy

Atta

Aţ Ţā'if

at table

attaboy

Attacapa

attacca

attacco

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The first known use of attaboy was in 1909

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exaggeratedly or childishly emotional

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