Tight, thin lips, usually creating a pained, fake smile. Women especially celebrities might seek lip plumping injections to remedy pin lips, only to end up with hideous trout pouts.
She's got pin lips, I wouldn't know where her lips even begin if she wasn't wearing lipstick. I'm surprised she hasn't had them injected except there isn't much to work with!
A person, usually male, who wears skinny jeans that ride low on the hips giving the impression that the wearer has no ass and is in possession of a pair of skinny little pin legs. The Pinlegger normally displays a certain unwarranted self-conscious arrogance that is somehow related to the wearing of the pants.
"Ha! Look at that Pinlegger. Those pantslook ridiculous!" "They certainly do. What an idiot!"