$ sudo apt-get remove mb2md 

Uninstall mb2md including dependent package

If you would like to remove mb2md and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove mb2md 

Use Purging mb2md

If you use with purge options to mb2md package all the configuration and dependent packages will be removed.

$ sudo apt-get purge mb2md 

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove mb2md 

See Also,