n.
Function: noun
Date: 1849
: one employed or engaged in detecting lawbreakers or in getting information that is not readily or publicly accessible
n.
Function: noun
Date: 1849
: one employed or engaged in detecting lawbreakers or in getting information that is not readily or publicly accessible
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012