Wordnet 3.0
NOUN (1)
1. 
 a sharp hand gesture (resembling a blow); 
- Example: "he warned me with a jab with his finger"- Example: "he made a thrusting motion with his fist"[syn: jab, jabbing, poke, poking, thrust, thrusting]
WordNet (r) 3.0 (2006):
jabbing
    n 1: a sharp hand gesture (resembling a blow); "he warned me
         with a jab with his finger"; "he made a thrusting motion
         with his fist" [syn: jab, jabbing, poke, poking,
         thrust, thrusting]