A duplex communication system is a system comprised of two connected parties or devices which can communicate with one another in both directions. (The term duplex is not used when describing communication between more than two parties or devices.)
by 02k^ November 9, 2006
by Cherylyn17 April 18, 2011
When one person sits down to take a shit, and another person sits on top of that person and shits through their legs.
Suzie was pooping on the toilet and John sat on her lap and did the same. They performed the Duplex.
by Brian Brown November 19, 2004
When a woman gets the thin piece of skin between her anus and her vagina removed creating one large orifice.
by Drowsy Hollar March 2, 2008
To make a double-sided photocopy.
by Cowbert von Moo November 14, 2005
Half finished housed that are normally found in the projects or ghetto because the construction workers were scared off by the two black guys who stare at them all day.
by freshman October 11, 2003
by tim September 7, 2003