Going to the toilet at the same time as someone else multilple times during the day.
dude I keep running into Toni in the toilets. We must be in toilet sync!
by DanStar August 5, 2009
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to sing synchronously and in tempo with with a song being played.
He has a habit of sync-singing. Whenever he hears his favourite song being played, he cannot help but sing the same song synchronously and in tempo.
by uttam maharjan August 22, 2010
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5 Pieces of crap that should have been flushed. See Backstreet Boys for other definitions.
Man: Have you heard of N Sync

Other Man: Yeah, those pices of crap should have been flushed a long time ago.
by Matt August 11, 2004
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a boy band that apparently enrages people to a ridiculous point of anger. Therefore causing them to incorrectly spell their "cut downs", such as "faggot", but with an et. Over and over the only remarks said were all gay related. Showing they haven't graduated from the fifth grade, haven't left their hillbilly town ever to have any culture and maturity. The following is a quote from this site.
Fags! Kill the meaning of MANHOOD!
Source: Big XY, May 24, 2003
by Aurie August 26, 2005
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Group of 5 gay men who are completely devoid of any sort of personality and whose souls are empty. They initially started out as a moneymaking enterprise for a one Lou Perlman, but, becoming greedier, have since stuck out on their own. To date, not one of their songs has shared anything that could be considered meaningful with the rest of humanity, and indeed stand guilty of depriving many people of hope. Personally, I would like the 20 minutes of my life that I was forced to listen to their music back.

See also: N'suck
Wow, that N'sync really sucks. They are gay, right?
by Archangel September 4, 2003
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ancient word meaning 5 homosexuals atempting to sing.
by Anonymous May 5, 2003
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to be in perfect synchronisation with your sexual partner during intercourse, thrusting together in time.
"poor kevin" exclaimed sandra "he was so out of cock sync that it slipped out and damaged my right knee"
by theWestHamfan November 17, 2003
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