Abbreviates from "Say nothing" and in slang terms "say nuttin" or "snm" or "say nay". It is an Inner Pinner London slang that is used by many a folk that are notoriously in all cases the dons of London. For an exceptional case, "say nelly" can also be catastrophic. These are the following meanings of the word:
1. Say nothing
2. A question to ask when you are comletely baffled by something
3.When its a donatella hype ya dun
4. On a moist yout ting
6. Armageddon (end of the world)
7. When you want to beat someone
8. something you say before recieving a man down
1. Nik: oi your sick! i think i love you?
Charlie: SAY NELLY
2. Terry: Whats the day today?
3. Adeyemo: Watagwarn families
Sherif: CUT (nelly)
4. Rob: Mans got a wedding tomorrow still
(differentiated on a nelly basis)
5. urgu patel: Oi what the FUCK is that? (pointing at a nuclear bomb)
Benjamin nevillainya: MURKLE..........nelly?
6. Head of the army: Im calling an air strike pronto, i want four men at my rear to cover me.
*BOOOOOOOOOOOOOM* end of the world
Michael: Sorry that was an accident (hand in the air clearly showing that he is apologizing that he blew up the world therefore it is fine). i will now be a nelly.
7. Rox: SHE'D GET BEAT IF SHE COULD DO THE SPLITS, SHE IS PAAHOOOOOOOTENT.