SARNIE Meaning of SARNIE in English sar ‧ nie /ˈsɑːni $ ˈsɑːr-/ BrE AmE noun [countable] British English informal [ Date: 1900-2000 ; Origin: Probably from sandwich ] a ↑ sandwich Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012