sagum
noun
sa·gum
ˈsägəm
plural saga -gə 
: a square or rectangular cloak made of coarse wool, fastened usually on the right shoulder, and worn especially by Gauls, early Germans, and soldiers of ancient Rome
Word History
Etymology
Latin, from Gaulish; akin to Middle Irish sēn snare, Welsh hoenyn snare, Latvian segt to cover, Sanskrit sajati he fastens, sticks; basic meaning: to touch, stick