main man

American

noun

Informal.

one's best and most trusted male friend.
the most reliable, important, or respected man.
one's main boyfriend.

main man British

noun

one's best friend
a boss or leader

"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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He was far from the main man though with the club's record scorer Mbappe netting 44 in all competitions in the best of his seven seasons for PSG.

From BBC • Sep. 22, 2025

But, four matches later, he's once again Villa's main man with his boss calling his achievement "very fantastic".

From BBC • May 10, 2025

"If they go on to win it, this will be the moment they recognise Mbappe is their guy and the main man."

From BBC • Feb. 19, 2025

I don't know if that is an ego thing, where both strikers want to be the main man, but they both need to have a think about what benefits the team.

From BBC • Jan. 23, 2025

Which reminds me, I haven’t told you who our main man on this tape is.

From "Thirteen Reasons Why" by Jay Asher

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023