I would like to add it to the default menu (mouse right-click)
Like I want to right click on a folder and open it in the terminal. I don't want to have to find the directory in the terminal.
Ask Ubuntu is a question and answer site for Ubuntu users and developers. It only takes a minute to sign up.Sign up to join this community
You first need to install the package
nautilus-open-terminal from Software Center or
Synaptic Package Manager
Then goto command line and type
Then open nautilus and you can find "Open in Terminal"
If you want to assign a keyboard shortcut to this action, please consult the following Q&A: