Gromit's tit is a type of controversey just as Hitler's Realm defines an entire block of history. More information can be found here:
http://stonedplanet.com/forum/viewtopic.php?f=2&t=41&sid=5cfb3da53e4d49cffb18fbd191df8b11

It can also be used to describe something that is bad ass.
That concert was Gromit's tit.
by StonedPlanet May 3, 2009
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