We found 3 dictionaries that define the word arm and a leg:

General (3 matching dictionaries)

1. arm and a leg: Merriam-Webster
2. Arm and a Leg: The Word Detective
3. arm and a leg: Merriam-Webster

Phrases: an arm and a leg, cost an arm and a leg, costing an arm and a leg, costs an arm and a leg, more... ▸ Words similar to arm and a leg ▸ Usage examples for arm and a leg ▸ Idioms related to arm and a leg ▸ Wikipedia articles (New!) ▸ Words that often appear near arm and a leg ▸ Rhymes of arm and a leg ▸ Invented words related to arm and a leg