—used to express encouragement, approval, or admiration to a woman or girl They also wore ponytails out the backs of their hats and shouted “Attagirl!”

Is it weird to say Attagirl?

Attagirl is an informal expression of enthusiastic praise or encouragement addressed to girls, women, and female animals (such as one's dog). ... Attagirl is sometimes used as a noun referring to a statement of praise, as in The boss doesn't usually give out attagirls like that, so she must be pretty impressed.

What does it mean if a guy says Atta girl?

Used to show encouragement or approval to a girl or woman. Attagirl! ... (idiomatic, colloquial) Used to show encouragement or approval to a girl or woman. Female version of attaboy.