Definition of Pinkerton, Allan in English:

Pinkerton, Allan

Pronunciation /ˈpiNGkərtən/ /ˈpɪŋkərtən/

proper noun

  • (1819–84), Scottish-born US detective. In 1850, after having solved a series of train robberies, he established the first US private detective agency. He served as chief of the Union's secret service during the Civil War.