cu·bi·cle \ˈkyübə̇kəl, -bēk-\noun (-s) Etymology: Latin cubiculum, from cubare to lie down — more at hip 1.: a sleeping compartment partitioned off from a large room < a dormitory cubicle > 2. a.: a small room or compartment often approximately square in plan < a bathhouse cubicle > < a bank teller's cubicle > b.: carrel