When a friend acts like your mother and tells you off for doing/saying something wrong.
Mad: "Why did you change your status on Facebook?"
Kyle: "Because my Mothering Friend told me it was inappropriate. Stupid cunt."
by MaddieClip December 14, 2009
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A demeaning term used for those individuals that "be friend mothers" or a replacement term used in front of uptight sex hungry nuns at catholic schools instead of mother fucker.
#1

A: Do you have any money for diet coke?

B: No..

A: You mother friend!

A: fuck shit horspiss son of two horned bitch mother fucker

B: What did you say, child of God?

A: fuck shit horspiss son of two horned bitch mother friend
by itssjessicababe1994 January 3, 2011
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A friend who acts as your mother but not in a bad way, they protect you from things and make sure that you are always okay.
I will not date Nathan because he is a player, I know this from my mother best friend.
by Medium_biscuit February 2, 2016
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The girlfriend of one's father or mother.
My dad starting dating my mother-friend after my mother passed away.
by Stepman December 5, 2018
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