Adjective
A substitute for the politically incorrect term, "gay." Also can be used to describe something that is lame, unfortunate, or ridiculous or to replace the phrase, "no homo."
1. Dude! You're lookin' good today. No tandem.

2. You rollerblade to work? That is so tandem.

3. Mr. X: The bartender cut me off cuz I puked all over the pool table.
Mr. Y: That's tandem.
by LekSickOn April 4, 2009
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(N.) A group of women who are on same menstrual cycle.
"After working here for three months, it was only a matter of time before I was added to Mary and Ashley's tandem bike."
by Leon Firestone December 30, 2013
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A turd that reaches both ends of the toilet.
I ate so much McDonald’s that i clogged the toilet with a tandem turd!
by Pizzasuacc July 26, 2019
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The act of two people taking nasty shits in side by side bathroom stalls at the same time.
Baxter "Did you see those two guys go into the bathroom and drop bombs at the same time"?

Jay "Ya Tandem Shitting is frowned upon".
by MadShitter40 January 11, 2012
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Two power tops who eat, sleep and ravish two unwilling bound and gagged partners together, simultaneously clasping hands, smiling, looking longingly into each others eyes, sharing a most intimate moment and listening to White Snake.
Bill and Jim are exhausted from their power tandem last night.
by Power_tandem April 15, 2010
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This can only be done in prison. When you have to take a shit real bad and there is only one toilet to shit in and it is in use. You sit on the other shitters lap, while he spreads his legs slightly to allow your shit to drop between his legs into the bowl.

Also known as David Hasselhoff's White Christmas
"Man I gotta take a shit but someone is on the only shitter!"

"Guess you'll have to do a tandem mudslide"
by gangster_hops October 14, 2009
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A couple, typically a male and female, who search together for threesome partners, usually another female.
My friend and his girlfriend usually go tandem hunting in nightclubs for bi-sexual women.
by Neo-Rio October 5, 2007
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