informal Be extremely expensive: the coat had cost him an arm and a leg
More example sentences
- ‘It costs an arm and a leg to keep this church going,’ she said, while noting, ‘The elderly worshipers have been very true to their offerings.’
- Try living on that in London, where a cup of coffee costs an arm and a leg.
- But this is one of Sweden's more traditional national sports, born out of long and deeply chilly winter evenings in a country where alcohol costs an arm and a leg.
Definition of cost an arm and a leg in:
- The US English dictionary