Not Quite Right, refers to one who either is, or appears to be mentally retarded.
"what's up with him?"
"Dunno, he looks a little NQR"
1.Something Not Quite Right.
2. Where you see something that looks attractive at first but when you have a closer look you realise that you something is not adding up but you can't put your finger on what it is.
"Wow, that chick is hot...hang on a sec...her eyes are too close together...damn it, she's NQR!"
"hey guys, look at the body on that girl! She is amazing!" friend: "it's a dude you homo!"
First guy "hmm, that's NQR"