D defs.my
Entry 2 senses Webster, 1913

Spiky

/(spīk"y̆)/ · Spik·y · IPA /ˈspaɪki/
01 a. Like a spike; spikelike.
  1. 1.
    Like a spike; spikelike.
    “These spiky, vivid outbursts of metallic vapors.” — C. A. Young.
  2. 2.
    Having a sharp point, or sharp points; furnished or armed with spikes.
    “Or by the spiky harrow cleared away.” — Dyer.
    “The spiky wheels through heaps of carnage tore.” Pope.