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Sinbox (noun):

A vagina - particularly one belonging to a female co-worker, or a girl you meet on the internet.
Leroy: "What's up, dude? How'd your date with that chicky from work go???"

Ian: "Oh maaan! I totally delivered in her sinbox!"
Sinbox by ENLS March 9, 2009
Related Words
sidbox sidboli Sinbox Sadbox sidbop sidebox Sidoxism
Somone who is sad on the inside and happy on the outside
Greg: your sutch a sadbox

Bob: haha (help me)
Sadbox by Pyromaniac8315 January 25, 2017
When the inbox for your internet email address becomes loaded with junk mail because of irresponsible internet surfing.
My inbox became a sinbox over a couple of weeks.
sinbox by Ereck Flowers May 3, 2019
A box in which you place a human body on for awkward situations where you have to lay sideways at a certain height.
hmmm..... that dildo-attached-to-mechanism is a little to high for a female to accept from a standing positon, place a sidebox unda' that bitch!
sidebox by Sidebox Master January 17, 2010

Sidoxism 

Defining the attribute of a thing or a person. The person being Siddharth Sharma in this particular case.
Dude: Look at the way he walks...
Dude2: that what sidoxism is all about!!!
Dude:NICE
Sidoxism by Alan890 October 12, 2010
sidboli is another word for seduction
sidboli by bhalushukla3567 October 11, 2020