plural of roughness

(colloquial) To endure hard living conditions; to live without ordinary comforts.

In an unwrought, unrefined, or unfinished condition; unpolished.

plural of Rough

A surname.

present participle of rough up

A fluid used to roughen the surface of certain playing cards so that they clump together, used as a preparatory stage for certain card tricks.

A type of vacuum pump that is used to achieve rough vacuum from initial atmospheric pressure.

plural of roughing pump

plural of roughing mill