When a user writes workaround code to deal with a software bug, and then the programmer later fixes the bug which breaks the workaround code. It is not hackward compatible.
User: This update broke the software!
Programmer: No, the update fixes the software, it simply is not hackward compatible.
Programmer: No, the update fixes the software, it simply is not hackward compatible.
by FenderQ September 1, 2019
 Get the Hackward Compatiblemug.
Get the Hackward Compatiblemug. by MixMastahTee May 20, 2008
 Get the Macwards Compatiblemug.
Get the Macwards Compatiblemug. by lookoonoo September 13, 2018
 Get the Cassy Compatiblemug.
Get the Cassy Compatiblemug. by it is Wednesday  June 6, 2016
 Get the kink compatiblemug.
Get the kink compatiblemug. Those two really hit it off well from the start, but after their 3'rd and more serious date, they discovered that they were also pin compatible.
by BillyBuggy April 3, 2009
 Get the pin compatiblemug.
Get the pin compatiblemug. The message you receive any time you attempt to install hardware or software to Windows Vista. This is correctable by replacing your computer or Operating System.
"There are Known Compatibility Issues with the software. It does not work with any other hardware or software." This is the message that should appear prior to installation of Vista.
by Jiefu June 23, 2008
 Get the Known Compatibility Issuesmug.
Get the Known Compatibility Issuesmug. "Why not take me home to meet your parents, Ryan? I'm highly PC."
"My friend always tries to suck up to my parents when she comes over...I mean, they get along really well, but if you ask me.....she's a little TOO PC."
"My friend always tries to suck up to my parents when she comes over...I mean, they get along really well, but if you ask me.....she's a little TOO PC."
by Lauren Myers March 12, 2004
 Get the PC (Parentally Compatible)mug.
Get the PC (Parentally Compatible)mug.