Fat girls with no fashion sense and horrible small teeth.
Pig (boar) like nose and small eyes.
Comes from Glasgow, Scotland.
Started in the small crappy town of Airdrie.
"Well then shes a fuckin' Stineboar!"
"This girl called Kerry, looked like a fat pig today. She pumped Emilie's boyfriend but he doesnt even want her"
"LOL pumped n dumped! What a Stineboar!"