n. 屠马业者, 收买废屋船业者
v. 杀死, 使筋疲力尽

Knacker \Knack"er\, n.
1. One who makes knickknacks, toys, etc. --Mortimer.

2. 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}. --Halliwell.


Knacker \Knack"er\, n. [Cf. Icel. hnakkr a saddle.]
1. a harness maker. [Obs. or Prov. Eng.] --Halliwell.

2. One who slaughters worn-out horses and sells their flesh
for dog's meat. [Eng.]