'Untrained' definitions:

Definition of 'untrained'

From: WordNet
adjective
Not disciplined or conditioned or made adept by training; "an untrained voice"; "untrained troops"; "young minds untrained in the habit of concentration" [ant: trained]

Definition of 'Untrained'

From: GCIDE
  • Untrained \Un*trained"\, a.
  • 1. Not trained. --Shak. [1913 Webster]
  • 2. Not trainable; indocile. [Obs.] --Herbert. [1913 Webster]