Leggings
From Tardis Wiki, the free Doctor Who reference
Leggings were a kind of cloth leg garment. They were typically worn by women.
Amy Pond frequently wore leggings alongside short skirts. (TV: The Eleventh Hour, The Time of Angels, The Curse of the Black Spot)
Rose Tyler wore leggings with her short skirt (TV: Boom Town), her overall dress, (TV: Tooth and Claw), and her maid outfit. (TV: Rise of the Cybermen|The Age of Steel)