It is basically an insult that can easily enrage people of the gender known as female, because it implies that their clit is the size of a penis! Hence the "Rex" since the T-rex was quite a large dinosaur. It comes down to calling a girl a shemale.
by Charlie Schween June 21, 2016
 Get the Clittosaurus Rexmug.
Get the Clittosaurus Rexmug. by rex.oiz  June 6, 2021
 Get the razor(rex)mug.
Get the razor(rex)mug. by joot is big dicked haha May 17, 2021
 Get the Bitch-a-saurus rexmug.
Get the Bitch-a-saurus rexmug. A person who's brain function is well below the average of normal due to slow learning capabilities and lacking attention span.
Dude why did you move the furniture back inside the house and why is it covered in plastic?? I told you we were painting the house today and to make sure all furniture was moved and covered. That's why we moved most of the furniture outside yesterday you loposaurus Rex
by Rcamacho87  October 18, 2025
 Get the Loposaurus REXmug.
Get the Loposaurus REXmug. by man>fish November 22, 2018
 Get the Sexasaurus Rexmug.
Get the Sexasaurus Rexmug. by Somerandomchick1988 September 23, 2011
 Get the Slorasaurus Rexmug.
Get the Slorasaurus Rexmug. 