/ rəʊb; NAmE roʊb/ noun , verb
■ noun
1.
a long loose outer piece of clothing, especially one worn as a sign of rank or office at a special ceremony :
coronation robes
cardinals in scarlet robes
2.
= bathrobe
■ verb
[ vn ] [ usually passive ] ( formal ) to dress sb/yourself in long loose clothes or in the way mentioned :
a robed choir
The priests were robed in black.
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WORD ORIGIN
Middle English : from Old French , from the Germanic base (in the sense booty) of rob (because clothing was an important component of booty).