a tattoo on a young slutty girls back just above (and sometimes going on to) her butt or beltline.
"you see her tatoo, she's got a nice slut mark"
by fester789 February 3, 2006
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Blemishes left on a prostitute's body (mostly arms & legs), usually received from her pimp or "mac daddy"
Rachael wears long sleeves to hide the slut marks Jose left on her.
by Lolly Gagger April 12, 2007
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