noun

• (uncountable) A composite material consisting largely of calcium phosphate and collagen and making up the skeleton of most vertebrates.
  "Ne take noon hede to brynge togidere þe parties of þe boon þat is to-broken or dislocate, til viij. daies ben goon in þe wyntir, & v. in þe somer; for þanne it schal make quytture, and be sikir from swellynge; & þanne brynge togidere þe brynkis eiþer þe disiuncture after þe techynge þat schal be seid in þe chapitle of algebra."
• (countable) Any of the components of an endoskeleton, made of this material.
  "No Trophee, Sword, nor Hatchment o're his bones."
• (figurative) The framework of anything.
• (US, informal, in the plural) A dollar.

verb

• (civil engineering) To make level, using a particular procedure; to survey a level line.
  "boning rod"
• (vulgar, slang, usually of a man, ambitransitive) To have sexual intercourse (with).
  "O Memmius, well and slowly did you bone me, supine, day by day, with the whole of that beam."
• (Australia, dated, in Aboriginal culture) To perform “bone pointing”, a ritual that is intended to bring illness or even death to the victim.
  "“You don’t know!”, Bony echoed. “You can tell me who boned me fifteen years ago on the other side of the world, and you can’t tell me who killed the white-fella in the Crater”."
• (usually with "up") To study.
  "bone up"

verb

• (transitive, slang) To apprehend, steal.
  "“Did I?” said Squeers, “Well it was rather a startling thing for a stranger to come and recommend himself by saying that he knew all about you, and what your name was, and why you were living so quiet here, and what you had boned, and who you had boned it from.”"

verb

• (carpentry, masonry, surveying) To sight along an object or set of objects to check whether they are level or in line.
  "Joiners, &c., bone their work with two straight edges."