We found 2 dictionaries that define the word back of your hand:

General (2 matching dictionaries)

1. back of your hand: Merriam-Webster
2. the back of your hand: Cambridge Advanced Learner's Dictionary

Phrases: know exactly like the back of your hand, more... ▸ Words similar to back of your hand ▸ Usage examples for back of your hand ▸ Idioms related to back of your hand ▸ Wikipedia articles (New!) ▸ Words that often appear near back of your hand ▸ Rhymes of back of your hand ▸ Invented words related to back of your hand