Definition of bad girl in English:

bad girl

noun

  • Informal (originally US). A woman who defies expected or approved standards of conduct, especially one who behaves in a wild, rebellious, or sexually provocative manner.

Origin

Mid 19th century; earliest use found in Dubuque (Iowa) Daily Herald. From bad + girl, with (humorous) allusion to the noun phrase bad girl in the general sense ‘ill-behaved female child’.

Pronunciation

bad girl

/ˈbad ɡəːl/