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(n) refers to the enlarged or fully engorged male reproductive organ that is designed mostly for placing in between the crack o' ya ass.

"I got something for the crack o' ya ass. It's ERECTOSAURUS!!!"
by johnahn January 31, 2007
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A dinosaur from the Jurassic period which maintains a erection for the duration of its adult life.
We were digging in the back yard and found a erectosaurus fossil.

I'm about to go erectosaurus on this bitch!

That mandingo aint got nothing on my erectosaurus
by Migbla August 07, 2017
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