sniff 

To examine packets going to and from computers in a network, usually with the intent of gathering information that is otherwise secret, such as passwords, or instant message conversations.

"Dude, I was wardriving and I totally sniffed this guys suicide girls password."

"Bitchin'"

sniff by evilocity August 31, 2005

sniff 

1.) to take a quick breath through the nose.

2.) to take a quick sample.

Hey, bro can I get a sniff of my money?

sniff by Joe M. July 31, 2004

sniff 

A sound of confusion or frustration.

Random person: *makes a good excuse*
Me: *sniff* BUT WHY

sniff by macoroni box April 29, 2019

Sniff 

When you want to share something intimate with your long distance lover, close firends etc

Instead of the usual texting "Hello" "Hi" Hey"

Sniff...Sniff

Hmm..

Need to talk hon, if you are free, I will call now.
Hmm.. u ok?
Hmm.. calling now

Sniff by Bluejeanboy August 15, 2014

Sniff 

To Breathe things up your nose

What that Chick is doing When you cant find a word on the shop picture to the right

P.S shes hot

Sniff by Caca March 1, 2005

Sniff 

In disagreement with what someone has did,said or suggested. Can also be said to just be generally unhappy at something. Sniff does not have to be said at all. It can be gestured by just quickly raising your nostrils

Jane Doe: Hey you! I'm having a huge party at Black Bear in Hoboken. You guys should come. Everybody is gonna be there.

John Doe: Sniff

Sniff by minnow53 December 16, 2008

sniff 

Another word for a crackhead or coke fiend. Instead of calling someone a sniff, when walking past them just sniff heavily twice.

Person 1: Man my nose hurt yo.

Person 2: Nigga you a fuckin sniff!

sniff by sonkun9 March 28, 2009