aitchbone

[eych-bohn]
Also edgebone.

Origin of aitchbone

1480–90; earlier hach-boon (with spurious h-); (h)ach variant by misdivision as an (h)ach(e) of a nache rump < Middle French < Vulgar Latin *natica, feminine of *naticus of the rump, equivalent to Latin nati(s) rump, nates + -cus adj. suffix
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British Dictionary definitions for aitchbone

aitchbone

noun
  1. the rump bone or floor of the pelvis in cattle
  2. a cut of beef from or including the rump bone

Word Origin for aitchbone

C15 hach-boon, altered from earlier nache-bone, nage-bone (a nache mistaken for an ache, an aitch; compare adder 1); nache buttock, via Old French from Late Latin natica, from Latin natis buttock
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012