attaboy

(redirected from that a boy)

attaboy

An expression of encouragement, support, or approval toward a boy, man, or male animal, used as a standalone interjection before or after a sentence. Largely presumed to be a corruption of the expression "that's the boy"; it is also sometimes spelled "atta boy." You won the spelling bee? Attaboy!
References in classic literature ?
Every wholesome luxury, sir, that Yorkshire can afford,' continued Squeers; 'every beautiful moral that Mrs Squeers can instil; every-- in short, every comfort of a home that a boy could wish for, will be theirs, Mr Snawley.