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3. DNS
Do Not Shag. A an obscure yet fundamental branch of man law usually enforced by friends and other people that have your back.

There are 2 levels of DNS:

Catagory 1: The most common application. Do not sleep with the aforementioned unless drunk and intoxicated, which gives you a ready-made excuse if your friends call you out.

Catagory 2: Indefinite. Any kind of sexual encounter with this person is heavily frowned upon, and is likely to result in ridicule. Designed to stop you from sleeping with a heffer or duff when you're lashed and feeling horny. A person may also be a catagory 2 if sleeping with him/her would cause waay to many problems/trouble, e.g. your best friends boyfriend/girlfriend.
Tom: "I heard becky is coming to the party tonight."

Josh: "As long as you're careful bro, she's a cat. 1 DNS. She only looks good after half a bottle of vod".

Tom: "Don't worry about me dude, i've got this!"

Josh: "Haha, it's all you man."
1. DNS
Domain Name Service. Usually a server that runs on port 53 to convert IP names to English words.
64.233.161.99, the class B IP resolves to www.google.com.us. (Note: all domain names end with their country code. ".US" (dot US) is the default domain name for unspecified countries.
by Bob G Midi Jun 2, 2004 add a video
2. dns
Dead nigger storage, as popularized by Quentin Tarantino's Pulp Fiction.
Ain't no fucking DNS here, mang. Better call the wolf.
by Shadey Jul 17, 2004 add a video
4. DnS
Dump and Smash. To dump your current girlfriend in order to smash another girl who looks hotter.
"Did you see that girl, im about to DnS!" "Ya i saw her, she's got some serious DnS potential.
5. DNS
Did Not Start. Where one registers for an event, such as a race, but does not compete in said event.
After weeks of training, and even getting to the race venue, having the flu resulted in her being a DNS.
by Hollyfeld Jun 18, 2004 add a video
6. DNS
An acronym for Dumb Nigga Special. DNS is reserved for the dumbest of of the dumb and can be used as a noun and an adjective depending on whether it is a persons usual demeanor or if it is/was in a certain situation, respectively
Yeah, bro was a strait DNS, but you know how rowdy everyone gets on thursdays
7. dns
DNS- de nort soide.
Slang for the north side of Dublin,which is defined by the fact that its on the north side of the river Liffey. Also known to be full of povs.
Omg, roysh, im loike not going over to dns.
by mo_thoin May 19, 2005 add a video
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