noun (n)

• a characteristic language of a particular group (as among thieves)

  sebuah bahasa karakteristik dari kumpulan tertentu (seperti di antara para pencuri)

  Example:
  They don't speak our lingo.
  

  Synonym:
  argot, cant, jargon, patois, slang, vernacular
  

  source: wordnet30
• Language; speech; dialect.

  bahasa; pidato; dialek.

  source: webster1913