To stab or thrust something outward in the direction of someone or something. A noun or pronoun can be used between "jab" and "out." The teacher jabbed her finger out at the disruptive student. The mantis shrimp is able to jab out its claws at incredible speeds.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
jab something out
to thrust something out. Molly jabbed her fist out suddenly. She jabbed out her fist.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.