'Cracksman' definitions:

Definition of 'cracksman'

From: WordNet
noun
A thief who breaks open safes to steal valuable contents [syn: safebreaker, safecracker, cracksman]

Definition of 'Cracksman'

From: GCIDE
  • Cracksman \Cracks"man\ (kr?ks"man), n., pl. Cracksmen (-men). A burglar. [Slang] [1913 Webster]