It shouldn't get to the stage where you need a jab to perform but it often does.
From the independent.co.uk
Khan enjoying his control for now and staying disciplined so far behind his jab.
From the guardian.co.uk
The runner's little jab step that can fool a linebacker to commit the other way.
From the usatoday.com
That Klitschko jab landed early, the precursor of the right that always follows.
From the guardian.co.uk
The wheel spins behind the user, giving him a swift kick jab every quarter turn.
From the forbes.com
He greeted two reporters whom he had not seen in five months with a playful jab.
From the omaha.com
Pacquiao lands a jab, but Marquez makes him eat two hard rights before the bell.
From the latimes.com
A direct straight punch similar to the jab, except delivered with the rear hand.
From the en.wikipedia.org
Is Swift out of line in with her jab at the comediennes, or is she in the right?
From the orlandosentinel.com
More examples
A sharp hand gesture (resembling a blow); "he warned me with a jab with his finger"; "he made a thrusting motion with his fist"
Poke or thrust abruptly; "he jabbed his finger into her ribs"
A quick short straight punch
Strike or punch with quick and short blows
Dig: the act of touching someone suddenly with your finger or elbow; "she gave me a sharp dig in the ribs"
Stab: stab or pierce; "he jabbed the piece of meat with his pocket knife"
A jab is one of the four main punches used in boxing. Several variations of the jab exist, but every jab shares these characteristics: while in a boxing stance, the lead fist is thrown straight ahead and the arm is fully extended. ...
JAB was an Australian punk rock band formed in Adelaide in 1976, with Bohdan X (Bodhan Kubiakowski), often referred to simply as Bohdan, on guitar and vocals; Ash Wednesday playing bass guitar, synthesizer and tapes, and; Johnny Crash (Janis Friedenfelds) on drums and vocals. ...
A quick stab or blow; , a short straight punch (wikipedia:Jab); A medical injection; In American English, the word jab is also used when someone is bothering someone else, what is commonly known as verbal jabs. "Don't throw jabs at me" and "Quit jabbing!" are popular sayings. ...