When a girl decides that she is now 'serious' about dancing because she takes one hiphop class once a week and therefore has to get geared out. Cue sweatpants oversized teeshirts with the neckline cut out 'proffesional' dance shoes and of course leg warmers. And of course wear them to school so everyone knows just how much 'dancing is your life' even though no one cares or can see them.
I can't be a proper dancer without leg warmers look at flashdance
Any of various warm-blooded vertebrate animals of the class Mammalia, including humans, characterized by a covering of hair on the skin and, in the female, milk-producing mammary glands for nourishing the young.