Definitions of grip:

• noun:   a firm controlling influence

  Example: "They kept a firm grip on the two top priorities"

• noun:   worker who moves the camera around while a film or television show is being made
• noun:   the friction between a body and the surface on which it moves (as between an automobile tire and the road)
• noun:   the appendage to an object that is designed to be held in order to use or move it

  Example: "It was an old briefcase but it still had a good grip"

• noun:   a portable rectangular traveling bag for carrying clothes
• noun:   a flat wire hairpin whose prongs press tightly together; used to hold bobbed hair in place

  Example: "In England they call a bobby pin a grip"

• noun:   the act of grasping

  Example: "He has a strong grip for an old man"

• verb:   hold fast or firmly

  Example: "He gripped the steering wheel"

• verb:   to grip or seize, as in a wrestling match
• verb:   to render motionless, as with a fixed stare or by arousing terror or awe
• name:  A surname (very rare: popularity rank in the U.S.: #84323)