give somebody/get a dirty look
get a dirty look (from someone)
To receive a look of contempt, anger, or disgust (from someone). I got a really dirty look from the man sitting next to me when I started talking about politics.
give (one) a dirty look
To look at one in an angry, contemptuous, or disapproving manner. Also seen as "give (one) dirty looks." I started telling him about Janet's run-in with the law, but when she gave me a dirty look, I shut my trap. I must have done something really offensive last night because Mike keeps giving me dirty looks.