I know, it’s wussy to use something I wrote, but The Velveteen Rub just sounds so GOOOOOOOOOOOOOOD to say. 
To give a newbie due credit, thudfactor picked a good one for his first thread title:
It’s almost as good as “Cats Laughing”.
Police-Impersonating Syphilitic Dick Weasel
Rolls right off the tongue… 
Ninja Shoes
Stinky Paws Little Ferret(s)
Manhattan (What’s that, there’s already a group named Manhattan…never mind 
)
All hail Scylla for providing…
Yak Briss
[sup]just about enough time spent on that farm, huh?[/sup]
Apparently, she’s hooked up with a band.
Slappity Slap Slap Slap!
-My inspiration: http://www.brunching.com/selfmade/selfmade-supernova.html
Free the Earth Six Billion!
-Another Derleth original
Blitch-O-Vision
-A Derleth original originally found here: http://fff.fathom.org/ubb/Forum4/HTML/000282-2.html
Bohemian Raspberry
and
The Canter of West Isling
and
Hoodah hoodah doodah!
and
Notorious IBM (aka Big Blue in the NYC)
-All originals spewed forth here: http://fff.fathom.org/ubb/Forum4/HTML/000282.html
Necrotic Dildoes.
Inspired by KKBattousai. Credit where credit’s due…
Synchronized Seppuku
The Brando Homunculus
Asphalt Anus
Tits of Doom
I came up with one a few weeks ago that wasn’t inspired by the boards, but rather a rerun of a Voyager episode where The Doctor[sup]TM[/sup] is giving a visual tour of the Vulcan reproductive system: Spock Nutz.
How about some oldies???
Scab & The Bandaids
Bolt Upright & the Erections
Courtesy of pcubed: Tripe Volcano.
Brass Ear & the Twins? ha.
I have no idea what thread it was in, but I used – and found myself quite fond of – the phrase Facetious Invective.