Examples:

• Well, if this option doesn't cost an arm and a leg.
• The new tablet costs an arm and a leg.
• Charges us an arm and a leg to get rid of them.
• I don't know why I'm paying an arm and a leg.
• I'd like to buy this computer, but it costs an arm and a leg!
• The new tablet costs an arm and a leg.
• I don't know why I'm paying an arm and a leg.
• I can't buy that car - it costs an arm and a leg.
• I'd like to buy this computer, but it costs an arm and a leg!
• I'd give an arm and a leg to be as tall as you