A website that is interesting enough to lead office workers to spend lot of the company time surfing that site.
"The Urban Dictionary is one big time sink.  I spent two hours on that site and didn't get any work done.
by Phakebox September 21, 2005
 Get the Time sinkmug.
Get the Time sinkmug. A females anal cavity that has been penetrated by the male reproductive member enough to stretch out its "elastic" surround causing it to become saggy and loose.
by C to da J June 29, 2006
 Get the sink holemug.
Get the sink holemug. Imagine you are in the comfort of your own home and just went for a massive dirty shit. On completion and full ruination of the bowl you look around to realise there is no toilet roll. After the initial panic you decide that you must leave the toilet and hunt for toilet roll. On standing up you feel your arse cheeks sandwich together at which point you have that sinking feeling.
by Libertine  August 20, 2016
 Get the Sinking Feelingmug.
Get the Sinking Feelingmug. the art of stuffing ones testicles into the vaginal opening while maintaining complete anal penetration. References the extremely difficult act of trying to bathe a cat in a sink." (AKA Balls in a box)
"Bro, last night I totally stuffed my nuts into this girls snot-wallet while boning her in the chocolate starfish. It was harder than keeping a cat in a sink."
by Adam Basich April 27, 2008
 Get the Cat in a sinkmug.
Get the Cat in a sinkmug. by Josiah Boeggeman July 2, 2004
 Get the SINK SCUMmug.
Get the SINK SCUMmug. by LemoNSK April 7, 2018
 Get the sink or swimmug.
Get the sink or swimmug. by LexyTheT-Rexy April 22, 2019
 Get the Carly’s Sinkmug.
Get the Carly’s Sinkmug.