Definition of Life Hack - A life hack is any trick, shortcut, skill, or novelty method that increases productivity and efficiency, in all walks of life. Hope you understood our purpose of creating this page. This page is dedicated to all the life hacks you can use to make your life easy and productive. Internet is full of life hacks but we can't use them all, most of them are based on the culture and lifestyles of foreigner. So sometimes, it becomes very difficult to understand or implement.