/
ˈsabəʊ/
n.
   - a kind of simple shoe, shaped and hollowed out from a single block of wood.
 - a device which ensures the correct positioning of a bullet or shell in the barrel of a gun.
 - a box from which cards are dealt at casinos in certain gambling games.
 
Derivative
Etymology
C17: Fr., blend of savate ‘shoe’ and botte ‘boot’.