Idioms and Phrases with dirty look, give a
dirty look, give a
Scowl at someone, look disapproving. For example, When I started to tell the story, Carol gave me a really dirty look. This expression has largely replaced the earlier and more formal black look. [Colloquial; 1920s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.