wingman

or wing man

[ wing-man ]
/ ˈwɪŋˌmæn /

noun

Air Force. a pilot in a plane that flies just outside and behind the right wing of the leading aircraft in a flight formation, in order to provide protective support.
Slang.
  1. a man who helps, protects, or guides a friend or associate: the CEO’s troubleshooting wingman.
  2. a man who helps a friend with romantic relationships, especially one who helps the friend attract a woman: When I walked into the bar, my wingman was already there, talking to two women.
Sports. winger(def 1).

Origin of wingman

First recorded in 1940–45; wing + man1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for wingman

British Dictionary definitions for wingman

wingman

/ (ˈwɪŋmæn) /

noun plural -men

a player in the wing position in Australian Rules
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012