cat burglar

WordReference Random House Unabridged Dictionary of American English © 2026

cat′ bur′glar, 

1. a burglar who breaks into buildings by climbing through upstairs windows, across roofs, etc., esp. with great stealth and agility.

• 1905–10

Collins Concise English Dictionary © HarperCollins Publishers::

cat burglar noun

1. a burglar who enters buildings by climbing through upper windows, skylights, etc