Lurcher /(lûrch"ẽr)/

Lurch·er

Lurcher

n.
  1. One that lurches or lies in wait; one who watches to pilfer, or to betray or entrap; one who lurks; a lurker; a poacher.
  2. One of a mongrel breed of dogs said to have been a cross between the sheep dog, greyhound, and spaniel. It hunts game silently, by scent, and is often used by poachers. (Zool.)

Lurcher

n.
  1. A glutton; a gormandizer. [Obs.]