Word forms: (regular plural) twist grips
noun (Automotive engineering: Vehicle components, Bodywork, controls, and accessories) A twist grip is a control that you operate by twisting it with your hand, such as the control for the throttle of a motorcycle. ⇒ Disconnect the throttle cable at the twist grip. ⇒ The throttle is a twist grip that the rider turns to increase speed. ⇒ Turns are made by rotating a twist grip on the left handlebar.
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