jigger gun

English

Noun

jigger gun (plural jigger guns)

1. (slang, UK) A lock pick.
   • 1935, Science News Letter - Volumes 27-28, page 164:

     Officials of Chicago't Cook County Jail watch Ed Stanley, inmate, pick sample locks with a professional "jigger gun."

   • 1936, Clyde B. Clason, The Fifth Tumbler, page 245:

     The jigger gun and nippers would be out of sight down the shaft, and the face of the plate hides the thread.

   • 1938, Chain Store Age - Volume 14, page 147:

     […] of attack that open practically any padlock — the use of keys, picking of the lock with hand picks or jigger guns, […]