Main entry: blackjack, sap, cosh
Definition: a piece of metal covered by leather with a flexible handle; used for hitting people
Main entry: fool, sap, saphead, tomfool, muggins
Definition: a person who lacks good judgment
Main entry: sap
Definition: a watery solution of sugars, salts, and minerals that circulates through the vascular system of a plant
Main entry: sap
Definition: excavate the earth beneath
Main entry: play out, exhaust, run down, sap, tire
Definition: deplete
Usage: exhaust one's savings; We quickly played out our strength