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Use "nubs" in a sentence
"Although not shown on the diagrams, the holes in the nubs are also tapped to take the set screws."
"At the end of every needle she drew a deep breath, and felt the stocking carefully to make sure there were no "nubs" in it."
"The device itself (which I've yet to see in person) consists of a rectangular module with all your familiar gaming controls: a D-pad on the left, a quartet of buttons on the right, two additional buttons in the center (where the "Select" and "Start" controls usually sit), and-most importantly-a pair of analog nubs, meaning no more fumbling with on-screen "virtual" joysticks for first-person shooter games."