It girl
or it girl
noun
a young woman with sex appeal and a magnetic personality.
an extremely popular and attractive young socialite or celebrity.
Example sentences from the Web for it girl
How an It-girl went from celebrity Kremlin insider to ‘traitor’—all for her public criticisms of the Russian president.
Ksenia Sobchak, Reality-TV Star Turned Unlikely Putin Foe |Owen Matthews, Anna Nemtsova |June 22, 2012 |DAILY BEASTThe 26-year-old supermodel and British it-girl has started an online magazine.
She signed with Next Models agency in Paris where she became an it-girl almost overnight.
With Paris and Milan being the fashion cities, it seems odd that no French or Italian girl is in the new "It-girl" mix.
British Dictionary definitions for it girl
It girl
noun
a rich, usually attractive, young woman who spends most of her time shopping or socializing
Word Origin for It girl
C20: from
it, in the sense: sex appeal