highway robbery

highway robbery idiom
The exaction of an exorbitantly high price or fee. For example, You paid ten dollars for that meat? That's highway robbery. This term, used figuratively since the late 1800s, alludes to literal robbery of travelers on or near a public road.

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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