\Turk's"-head`\, n.
1. (Naut.) A knot of turbanlike form worked on a rope with a
   piece of small line.

2.
   (a) The melon cactus. [West Indies]
   (b) Any of several species of {Echinocactus}. [California]

3. A long-handled, round-headed broom for sweeping ceilings,
   etc. [Colloq. or Dial.]