ATTAGIRL Meaning of ATTAGIRL in English at ‧ ta ‧ girl /ˈætəɡɜːl $ -ɡɜːrl/ BrE AmE interjection used to tell a female person or dog that she has done something well, or to encourage her Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012