robe
n. countablen. a long, loose piece of clothing. You might wear a soft one at home after a shower, or a formal one for a special ceremony.
n. a long, loose outer garment reaching to the ankles. Often worn as a dressing gown or as part of official, ceremonial, or religious dress.
He put on his warm robe after getting out of bed.
The judge entered the courtroom wearing a long black robe to signify her authority.
Graduates traditionally wear academic robes and caps during the commencement ceremony to honour the long-standing traditions of the university.
From Middle English robe, roobe, from Old French robe, robbe, reube (“booty, spoils of war, robe, garment”), from Frankish rouba, rauba (“booty, spoils, stolen clothes”, literally “things taken”), from Proto-Germanic raubō, raubaz, raubą (“booty, that which is stripped or carried away”), from Proto-Indo-European Hrewp- (“to tear, peel”). cognates and related terms Akin to Old High German roup (“booty”) (Modern German Raub (“robbery, spoils”)), Old High German roubōn (“to rob, steal”) (Modern German rauben (“to rob”)), Old English rēaf (“spoils, booty, dress, armour, robe, garment”), Old English rēafian (“to steal, deprive”). Cognate with Spanish ropa (“clothing, clothes”). More at rob, reaf, reave.
Commonly refers to both casual loungewear and formal ceremonial attire.