Long-tail Keyword: A keyword phrase of more than two words. As a long tail keyword represents a more specific kind of search request, it usually results in lesser traffic for a website, but a better conversion rate
Holacracy: A new way of running an organization that removes power from a management hierarchy and distributes it across clear roles, which can then be executed autonomously, without a micromanaging boss. — via www.holacracy.org
Churn Rate: A measure of the number of customers who discontinue a service in a given period of time. A high churn rate suggests that either you’re better at acquiring customers than serving them, or you’re not acquiring the right customers.