1. South African Police Service

1. A watery solution of sugars, salts, and minerals that circulates through the vascular system of a plant
   "The maple syrup was made from the sap of sugar maple trees"
    
2. [N. Amer, informal] A piece of metal covered by leather with a flexible handle; used for hitting people
   "The thug threatened him with a sap";
   - blackjack [N. Amer], cosh [Brit, informal]
    
3. [N. Amer, informal] A person who lacks good judgment
   "Don't be such a sap; think before you act";
   - fool, muggins [Brit, informal], tomfool, meathead [informal], jughead [N. Amer, informal], mampara [S.Africa, informal], dill [Austral, NZ, informal], nit [Brit, informal], boofhead [Austral, informal], moegoe [S.Africa, informal], galah [Austral, informal], charlie [Brit, informal], diddy [Brit, informal], drongo [Austral, NZ, informal], juggins [Brit, informal]
    
4. (historical) a tunnel or trench dug to undermine enemy fortifications
   "The soldiers dug a sap towards the castle walls"

1. Deplete, exhaust or weaken
   "sap one's savings";
   - run down, exhaust, play out, tire
    
2. Excavate the earth beneath
   "The flood waters sapped the foundation of the building"

Type of: bludgeon, cave, consume, deplete, eat, eat up, exhaust, expend, run through, simple [archaic], simpleton, solution, undermine, use, use up, wipe out

Encyclopedia: SAPS