hoyden n a girl who behaves in a boyish manner Usage(s) His Juliet (Joanna Dunham) is the giddy, giggling, starry-eyed and breathless hoyden she ought to be. As Gittel Mosca, the heartbroken Bronx-to-Bohemia hoyden of Seesaw, the young star still had an uncertain luster. In a flap of pigtails, this little hoyden in a party frock climbed up on the stage. Synonym(s) tomboy romp