Main Entry: mes·sen·ger

Pronunciation: \ˈme-s^ən-jər\

Function: noun

Etymology: Middle English messangere, from Anglo-French messager, messanger, from message

Date: 14th century

1 : one who bears a message or does an errand: as a archaic : forerunner, herald b : a dispatch bearer in government or military service c : an employee who carries messages
2 : a light line used in hauling a heavier line (as between ships)
3 : a substance (as a hormone) that mediates a biological effect
4 : messenger rna