The meaning of SPINDLE is a round stick with tapered ends used to form and twist the yarn in hand spinning. Explore Setco's range of precision spindles, designed for various machining tasks. Contact us for tailored solutions and expert support. Explore the essentials of machine tool spindle design, from types to trends, and select the right spindle with our comprehensive guide to enhancing productivity. Spindle is a noun that means a part of a machine or a rod for spinning thread. Learn how to use it in sentences and with other words, and see translations in different languages.