D defs.my
Entry 1 sense Webster, 1913

piton

/(pē"tŏn)/ · pi·ton · IPA /ˈpiːˌtɒn/
01 n. A metal spike having a sharpened point on one end, and a hole through which a rope can be passed on the other; it is driven into the face o…
  1. 1.
    A metal spike having a sharpened point on one end, and a hole through which a rope can be passed on the other; it is driven into the face of a rock cliff during climbing, and used as an anchor point for a rope.(Mountain Climbing)