DuckCorp Dico

Found one definition

1.                 From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   German /dʒˈɜːmən/ (Ger. /dʒˈɜː/)
   deutsch <adj> [geogr.]  [ling.]  [soc.] dt.,  /dˌiːtˈiː/
         "answer in German"  - deutsch antworten
         "converse in German"  - sich deutsch unterhalten
         "talk to sb. in German"  - mit jdm. deutsch reden
         "The letter was written in German."  - Der Brief war deutsch abgefasst.
    see: do some straight talking with sb., talk turkey with sb.