(nautical) A rough logbook. / (military, now rare) A rough ledger used by a warrant officer to keep track of expenses.

Alternative form of rough book.

plural of rough-book

(figuratively) Minor imperfections.

(chiefly Britain) To live and sleep outdoors or in a rough or makeshift shelter, not having a proper home or abode.

Of a bird: having feathered feet.

Of a bird: having the legs covered with feathers.

Coarse paint laid on after the priming and before the finish.

Third-person singular simple present indicative form of sleep rough

simple past tense and past participle of sleep rough