satch ‧ el /ˈsætʃ ə l/ BrE AmE noun [countable]
[ Date: 1300-1400 ; Language: Old French ; Origin: sachel , from Latin sacellus , from saccus ; ⇨ ↑ sack 1 ]
a leather bag that you carry over your shoulder, used especially in the past by children for carrying books to school