We found 3 dictionaries that define the word when the cats away:

General (2 matching dictionaries)

1. when the cat's away: Wiktionary
2. When the Cat's Away, When the Cat's Away (album), When the Cat's Away (band): Wikipedia, the Free Encyclopedia

Miscellaneous (1 matching dictionary)

3. When the cat's away: Idioms

Phrases: when the cats away the mice will play, more... ▸ Words similar to when the cats away ▸ Usage examples for when the cats away ▸ Idioms related to when the cats away ▸ Wikipedia articles (New!) ▸ Words that often appear near when the cats away ▸ Rhymes of when the cats away ▸ Invented words related to when the cats away