The Collaborative International Dictionary of English v.0.48:
Gravedigger \Grave"dig`ger\, n. 1. A digger of graves. [1913 Webster] 2. (Zool.) See Burying beetle, under Bury, v. t. [1913 Webster]WordNet (r) 3.0 (2006):
gravedigger n 1: a person who earns a living by digging graves