highway robbery

US /ˈhaɪ.weɪ ˈrɑː.bər.i/
UK /ˈhaɪ.weɪ ˈrɑː.bər.i/
"highway robbery" picture
1.

a situation in which someone is charged an unfairly high price for something

:
Paying $10 for a bottle of water at the concert was highway robbery.
The cost of that repair is highway robbery; I can get it done for half the price elsewhere.