McMuffin duffin 

Shoes that are weird versions of the original

Those new Jordan ones are McMuffin duffins

McMuffin duffin by Dmv prankster gangster February 4, 2021

Doing a duffin

To make unwelcome or uninvited conversation or sexual advances to a member of the opposite sex.

He is doing doing a duffin again. Mary does not look happy .

Doing a duffin by Wrd112 May 28, 2018

nikki duffin 

A bitch but my bitch-madi

Hey your my bitch

That’s cause your nikki duffin

nikki duffin by Madison slksksozoz January 18, 2018

Adam duffin 

Show this to ur friend to get a cookie

Cookie is good Adam duffin Adam duffin gets cookie

Adam duffin by Adam cookie August 13, 2022

Snuffin Duffin 

The act of sticking a muffin on you or your partners penis, smothering it in barbecue sauce and sitting on it.

Hey baby, wanna do some snuffin duffin

I did snuffin duffin with my buddy o pal yesterday

Snuffin Duffin by 👣👅 July 11, 2023

Duffie 

Go hard, get retarded, dumb, any dude that steps up gets messed up

I go duffie.

Duffie by 23565 August 18, 2009

Duffing

Giving oral pleasure after the receipt of an unexpected gift.

Hillary received a beautiful engagement ring. Right after, she was caught on camera duffing her boyfriend on the barcalounger.

Duffing by Opeth1429 February 26, 2010