hauberk (n.) Look up hauberk at Dictionary.com
c. 1300, from Old French hauberc "coat of mail," earlier holberc, from Frankish *halsberg or a similar Germanic source, literally "neck-cover" (cognates: Old English halsbearh, Old High German halsberc). The second element is *bergan "to cover, protect" (see bury (v.)). The first is *hals "neck," (source also of Old English, Old Norse, Danish, Swedish, Dutch, German, Gothic hals, from PIE root *kwel- (1) "move round, turn about" (see cycle (n.))