—v.t. 1. to pierce or wound with or as if with a pointed weapon: She stabbed a piece of chicken with her fork. 2. to thrust, plunge, or jab (a knife, pointed weapon, or the like) into something: He stabbed the knife into the man's chest. 3. to penetrate sharply or painfully: Their misery stabbed his conscience. 4. to make a piercing, thrusting, or pointing motion at or in: He stabbed me in the chest with his finger. The speaker stabbed the air in anger.
—v.i. 1. to thrust with or as if with a knife or other pointed weapon: to stab at an attacker. 2. to deliver a wound, as with a pointed weapon.
3. stab (someone) in the back, to do harm to (someone), esp. to a friend or to a person who is unsuspecting or in a defenseless position.
—n. 1. the act of stabbing.
2. a thrust or blow with, or as if with, a pointed weapon.
3. an attempt; try: Make a stab at an answer before giving up. 4. a wound made by stabbing.
5. a sudden, brief, and usually painful, sensation: He felt a stab of pain in his foot. A stab of pity ran through her. 6. stab in the back, an act of treachery.