You can uninstall MotionBuilder from a Linux OS via the Graphical User Interface (GUI) or by using the RPM utility.
It is recommended you uninstall the MotionBuilder 2014 software product via the GUI as it is faster and safer (if you have multiple Autodesk products or Autodesk product versions installed on your system) than uninstalling using the RPM utility. If you uninstall MotionBuilder 2014 using the RPM utility, you may inadvertently uninstall licensing and registration information used by one or multiple Autodesk products.
You can use the RPM utility to erase the MotionBuilder 2014 directory from your Linux OS.
To uninstall MotionBuilder 2014 from a Linux OS via the GUI:
To remove the MotionBuilder2014 directory from your Linux OS:
 System Tools
 System Tools  and choose Konsole.
 and choose Konsole. 
                   System Tools
 System Tools  and choose Terminal.
 and choose Terminal. 
                  su -
rm -rf MotionBuilder2014
 Except where otherwise noted, this work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
 Except where otherwise noted, this work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License