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generally the opposite of a good girl/girl next door look. alt girls usually have piercings, tattoos, or different hair.

scene girls, rockabilly girls, hardcore girls, punk girls, metal girls, and goth girls all fall under this category of an "alt girl."
Front Magazine's alt girl of the day has anchor tattoos on her feet and 2" tunnels in her ears.

Suicide Girls features some of the hottest alt girls I've ever seen!
by tricia vicious February 07, 2012
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A female typically with pink hair who attempts to establish themselves as different using artistic methods and tries to rebel against their parents who they resent despite being white and upper middle class.
God she’s always on tumblr she’s such an Alt Girl.
via giphy
by OriginalAltGirl June 29, 2018
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