an arm and a leg

"It should not cost an arm and a leg to take the family to a baseball game or attend your favorite musician's show."

“It should not cost an arm and a leg to take the family to a baseball game or attend your favorite musician’s show.”

A 28-year-old British volunteer lost an arm and a leg – saving civilians - but is now stable in hospital.

He already suspects that “the fancy new computer system that they’ve spent an arm and a leg on” is at fault, and has refused to endorse its figures.

Most famously, former navy diver Paul de Gelder was left without an arm and a leg after he was attacked by a bull shark during a counter-terrorism exercise in Sydney Harbour in 2009.