wingman

noun
1
a pilot of a military aircraft that is positioned behind and to one side of the front aircraft in a group of aircraft flying together
هم‌پرواز, خلبان همراه, خلبان پشتیبان
2
a close friend who helps and supports another person, especially in trying to meet or talk to a romantic partner
یار کمک, دوست صمیمی, کمکیار
You've got to come out tonight—I need my wingman!
It was a surprise that the ex-President agreed to be the candidate's wingman on the trip to the city.
3
either of the attacking players who play towards the side of the playing area in sports such as football (soccer) or hockey
بازیکن کناری, بازیکن جناحی, یار جناحی
He was a skilful wingman, creating dozens of opportunities for his strikers.
synonym winger