mingerming‧er /ˈmɪŋə $ -ər/ noun [countable] British English informal 
an offensive word for someone who is ugly, used especially by young men to describe women they do not think are sexually attractive: 
His sister’s a complete minger.
an offensive word for someone who is ugly, used especially by young men to describe women they do not think are sexually attractive: His sister’s a complete minger.