NOYFB 

NOYFB: Acronym standing for None Of Your Fucking Business. Usually used in chat rooms by females in response to constant asl requests from horny teenage boys.

1337hax0r: Any 1 4 cyber???
Ch1ck1e: No thanks.
1337hax0r: a/s/l
Smacktard: asl
B1gD1ck: ASL
1337hax0r: Where da horny chicks???
Smacktard: asl
1337hax0r: a/s/l pleeze ;P
B1gD1ck: asl
Smacktard: asl
Ch1ck1e: NOYFB

NOYFB by Honorarius April 17, 2006

NOYFB 

None of your fucking business.

A: How old are you?
B: NOYFB

NOYFB by Guy LaDouche April 29, 2005

NOYB

Acronym for 'None of your business'.

Person 1: Holy shit man, how did you get so damn hench?
Person 2: NOYB, now fuck off before I shit on your cornflakes.

NOYB by MrWHUFC December 19, 2010

NOUFB 

NONE OF UR FUCKIN BUSINESS

HEY DUDE, WHERE ARE YOU GOING? NOUFB

NOUFB by SCOOBY IN FL January 3, 2012

NOYB

None Of Your Business

What are you looking at? NOYB!

NOYB by jstef May 16, 2004

NOYDB 

None of your Damn Business

Used to answer outrageous requests for personal information, as opposed to just NOYB, reserved for more mild cases.

Bozeman, MT HR person: If you want a job here, you'll have to give me your facebook, myspace and youtube user names and passwords.

Job Applicant: sure - it's the same for all three - my user name is John_Smith and my password is NOYDB.

NOYDB by txba397 June 21, 2009

NOYB

Acronym: None of your business

Random person: Hey man, what's your social security number?
You:NOYB

NOYB by Netah March 23, 2008