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2 definitions by HeyBee

 
1.
Trying to login to a social networking site yet remain in an offline mode, so as to avoid chatting with people you do not wish to talk to or to avoid questions about being online at 4 AM.
To avoid being ridiculed for my Farmville addiction, I quickly went incogneto by clicking the offline option on Facebook chat.
by HeyBee October 15, 2009
 
2.
The feeling of euphoria when the pressure in your sinus cavity or ears changes and opens up for a brief period.

After bending to pick up her Kleenex, Jess had an intense sinugasm which allowed her to breathe briefly through her nose.
by Heybee March 18, 2009