—n.
1 a long loose outer garment.
2 esp. US a dressing-gown.
3 a baby's outer garment esp. at a christening.
4 (often in pl.) a long outer garment worn as an indication of the wearer's rank, office, profession, etc.; a gown or vestment.
5 US a blanket or wrap of fur.
—v.
1 tr. clothe (a person) in a robe; dress.
2 intr. put on one's robes or vestments.
Etymology: ME f. OF f. Gmc (as ROB, orig. sense 'booty')
Useful english dictionary. 2012.