Monorail cat is a popular internet "lolcat" or image macro of a cat laying what is known as "monorail style". This is where the cat will lay with all four paws under his body and head laying on floor. It was so named for its resemblance to the mass transit system, the Monorail. The most comon and most popular monorail cat is a Domestic Longhaired cat laying "monorail style" atop a sliding shower door.
*Monorail cat is offline for maintainance
*a caption to a picture of a sleeping kitten laying "monorail style".
*Monorail cat has left the station
*a caption to a picture of a monorail cat driving away.
*Hurry please, monorail cat is coming!
*a caption to a picture of a cat tied up as if to be tied to train tracks.
*Monorail cat now carries more passengers.
*a caption to a picture of a fat cat laying "monorail style"
by melissa*f April 1, 2008
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when two people take massive poops the size of footballs
and put them in each others dung-hole. then repeat the process until the butt hole is sore.
alban: do you want to do the twoway monorail?

nimrada:ok
by dr.shizzle December 18, 2009
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A Monorail Transfer is when two women or men connect a tube to each others assholes and one person 'transfers' shit to the other persons asshole.
Jim and I had a Monorail Transfer last night. His shit was so hot in my ass.
by MaxxMind November 22, 2014
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Prefered mode of mass-transit for Sriggers.
M'nahnahanh just rode overm'nah on the monrail'nah.
by Srig-o-rama December 2, 2003
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Origin: R. Crumb, 1960s-era underground comic artist. A bitch with an ass so big and bubbled that the top actually forms a shelf or seat, possibly large enough for an averaged-sized commuter to ride to work.
Steve: Yo, check out the booty!
Paul: She's the big ass monorail headin' downtown!
by Dick Knibbler November 21, 2007
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one person getting railed/dry-humped/oral sex by a single unit that happens to have a hairy upper lip.
guy #1: what did you do last night?"
guy #2: i mustached monorailed some bitch all night long!
guy #3: trust me, you're welcome. do not mustache monorail my mother ever again!
guy #2: deal.....
by eatshitanddie666 May 30, 2010
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Something that everyone seems to want, nobody agrees on how to do, and after many, many fruitless efforts simply cannot get done.
Damnit, I keep trying to get a water dispenser for the meeting areas at work... it must have been monorailed at the President's office, huh?
by Julesong November 5, 2009
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