This is an Tok Pisin (Papua New Guinea) dictionary plugin for Multiling O Keyboard. It is not an independent app, please install OKeyboard along with this plugin.
Install this plugin and Multiling O Keyboard.
Run O Keyboard and follow its setup guide.
Slide space bar to switch languages.
If you have font issue, read this: http://honsoapps.appspot.com/1/ma.html