Knacker

['nækə] or ['nækɚ]

(noun.) someone who buys up old horses for slaughter.

(noun.) someone who buys old buildings or ships and breaks them up to recover the materials in them.

Checker: Mandy--From WordNet

(n.) One who makes knickknacks, toys, etc.

(n.) One of two or more pieces of bone or wood held loosely between the fingers, and struck together by moving the hand; -- called also clapper.

(n.) a harness maker.

(n.) One who slaughters worn-out horses and sells their flesh for dog's meat.

Typist: Vance

n. a dealer in old horses and dog's-meat: (prov.) a collier's horse.

n. anything that knocks: (pl.) castanets or clappers bones.

Checker: Sabina