C.T.D.

A medical acronym for "Circling The Drain", referring to a patient who is expected to die soon.

That P.P.P.P.P.T. is C.T.D.

by Michael Zeleny January 27, 2008

C.T.D.

Computer transmitted disease ,
Viruses that your computer catches from going to questionable porn sites.

I followed a link to a porn site that I never heard and now my computer has a C.T.D.

by Scanner Boy February 07, 2018