spinspinspinsspunspinningverb (spins, spinning, spun/, has spun)1to turn round quickly; to turn something round quickly: She spun round as he entered the room.Spin the wheel.2to make thread from wool or cotton: She spun and dyed the wool herself.3If a spider spins a web (= a thin net that it makes to catch flies), it produces thread from its own body to make it. see Picture Dictionary for video