(1):

(n.) A wooden bar, or iron pin.

(2):

(n.) A native or inhabitant of Normandy; originally, one of the Northmen or Scandinavians who conquered Normandy in the 10th century; afterwards, one of the mixed (Norman-French) race which conquered England, under William the Conqueror.

(3):

(a.) Of or pertaining to Normandy or to the Normans; as, the Norman language; the Norman conquest.