Definition of "Grab" :
noun: the act of catching an object with the hands
"He made a grab for the ball before it landed."
noun: a mechanical device for gripping an object
verb: capture the attention or imagination of
"This story will grab you."
verb: take or grasp suddenly
"She grabbed the child's hand and ran out of the room."
verb: take hold of so as to seize or restrain or stop the motion of
"Grab the elevator door!."
verb: make a grasping or snatching motion with the hand
"The passenger grabbed for the oxygen mask."
verb: get hold of or seize quickly and easily
verb: obtain illegally or unscrupulously
"Grab power."