English Reference
Idiom idiom

costs an arm and a leg


Very expensive


SIMPLE

“That new designer watch costs an arm and a leg.”

CONTEXTUAL

“I would love to go on a luxury cruise, but the ticket costs an arm and a leg.”

COMPLEX

“While the historic mansion is beautiful, maintaining such an old property costs an arm and a leg every single year.”


folk etymology

Mid-20th-century American, appearing after WWII; likely a blend of older phrases like 'I'd give my right arm' (the story about portrait painters charging extra for limbs is folklore).

Last updated June 7, 2026