mf 

stands for motherfucker, this can be used depending on the context of the situation. Only menaces be calling anyone it fr. If your friend sends a video of someone doing some dumb shi you can be like this dumb mf. Another way to say it is if someone says weird ahh shit to you read the example to know what i mean.

Friend 1: can i grab dat ass

You: mf what?

mf by yiammio April 30, 2022

mf 

a short way of saying motherfuck or motherfucker without the long letters interrupting you.

oh steve, what will you do with all that time saved?

Damnnnn, that mf on FIREEEEEEEEEEEEEEEEEEEEEEE.

mf by the_real_urban_dictionary June 8, 2022

mf 

short for mother fucker

look mf i don't care you fuck your own mom and your dad beat your ass and kick you out the house and you all alone thinking you going to live with me. out cast, exile homeless mother fucker get out my sight when you know who i am and adultery divine punishment is burning alive by fire non stop in hell .

mf by Megasus Thirst Jesus Christ June 8, 2022

Mf 

Mf is a person who leaves you on delivered all the time and their name is probably mercy

I swear if this mf doesn’t open my msgs soon ima beat them up fr

Mf by ThatonemfnamedL June 15, 2022

Mf 

Mf is a person that would leave you on delivered for long periods of time also they are often named mercy

I swear if this mf doesn’t text me back im gonna beat tf out them

Mf by ThatonemfnamedL June 15, 2022

mf 

What a white person substitutes for nigga

This mf crazy

mf by SPØØK June 21, 2022

mf 

a shorted ver of "MotherFucker" or "mothafucka"

Person 1: bro i fucking hate the aden mf bruh

Person2: bro fr hes so fuckin lame and stupid

mf by exolust May 10, 2022