Webster's Revised Unabridged Dictionary · 1913

Turk's-head

Turk's-head , noun

1.
(Nautical) A knot of turbanlike form worked on a rope with a piece of small line.
2.
(a) The melon cactus.
(b)
Any of several species of Echinocactus. [West Indies; California]
3.
A long-handled, round-headed broom for sweeping ceilings, etc. [Colloquial or Dialectal]