topknot

Noun

topknot (plural topknots)

1. A decorative knot of hair on the crown of the head, sometimes having ribbons or feathers.
   • A great, stout servant girl, with cheeks as red as her topknot.1815 February 24, [Walter Scott], Guy Mannering; or, The Astrologer. […], volume (please specify |volume=I to III), Edinburgh: […] James Ballantyne and Co. for Longman, Hurst, Rees, Orme, and Brown...
2. A decorative headdress.
3. A crest or knot of feathers upon the head or top, as of a bird.
4. (Australia, informal) A crested pigeon, or, a topknot pigeon.
5. (Australia) The wool shorn from the crown of a sheep.
   • Dan flung away the belly wool with a flash of the hand; ripped off the ‘top knot’, snipped a bit of wool from round the horns[.]1911, ‘Steel Rudd’, The Book of Dan, Brisbane: University of Queensland Press, published 1970, page 89
6. The New Zealand topknot, Notoclinus fenestratus
7. The Norwegian topknot, Phrynorhombus norvegicus
8. The brown topknot, Notoclinus compressus
9. Several species in the genus Zeugopterus
10. A small European flounder (Phrynorhombus regius, syn. Rhombus punctatus).