1) a frame with beads or balls sliding on the roads, for a learning to count or for calculating (abacus)

2) a large mass of snow and ice sliding down a mountain side (avalanche)

3) a long, hollow area in the surface of a hard material, especially one made for something that slides along it, e.g. a sliding door or window (groove)

4) a machine used for beheading criminals with a heavy blade sliding in grooves dropped from a height (guillotine)

5) a long, narrow board used for sliding on ice (toboggan)

6) a sound as of a bullet going through the air, or of the sudden tearing of cloth; a device with two toothed metal or plastic edges fastened together by means of a sliding tab, used for fastening articles of clothing; to open or close a coat, bag etc using a zip (zip)