Cockney rhyming slang
Nelly Duff is slang for Puff (breath, life).
This form submit insists the full expression is used in the example although of course cockney rhyming slang would drop the second word.
This is for the form
"Not on your Nelly Duff!"
but for anyone else
"Not on your Nelly!"
9๐ 4๐
A blonde skank who can't sing or act and is only popular because she made out with aaron carter.
HiLaRy SUCKS!!!!!! MWAHAHAHAHAHAHA !!!!!!MWHAHAHAHAHAHAHAHA!!KILL KILL KILL!!!!!!!
109๐ 92๐
Breast implants, "goody-goody": bullshit, lip-syncs, Lindsay Lohan
70๐ 56๐
When both of your parents were the DUFF (dumb ugly fat friend) bred to make you a duff child.
eww look at jimmys mom over there with her crocks and moterized cart.. now that I look at her I see why Jimmy is such a duff child
The place where schoolkids vape, aka the school bathroom.
Dang I'mma ask the people in Duff Town boi.
When you walk on to the field and all your guns break.
Damn it, my M4 and MP9 already broke its a serious case of Duff Syndrome