WordNet
au pair girl
n. a foreign girl serving as an au pair
Usage examples of "au pair girl".
He was still engrossed in composing an unrehearsed account of the changes he had in mind for the College when the doorbell rang and the au pair girl announced Cornelius Carrington.
Gammons services came a mite expensive, he would engage his own servant, an au pair girl perhaps, or one of those Filipino beauties one reads about, or even two.