- Churn is a river that runs through Gloucestershire. See Churn (river).
- Churn can refer to an object such as a butter churn,
- Churn is a verb meaning 'to agitate rapidly'. See a fuller definition of churn at Wiktionary (http://wiktionary.org/wiki/Churn).
- Churn (see churning) is a term used in the lingo of stockbrokers to describe the practice of convincing a customer to constantly buy and sell stocks and being misleading about the prospects of the profitability of this action (usually by not factoring in the commissions). This allows the stockbroker to make a lot more money, because most stockbrokers are paid on a commission per trade. Some see this as a fundemental flaw with the stockbroker system.
- Churn has been adopted by critics of the computer hardware industry, who accuse it of using tactics like increasing bus speed for a minor overall speed increase but which requires users to buy a new motherboard and RAM. Another alleged example is the forced upgrade to Digital HDTV set by the FCC.
- Churn rate ([1] (http://searchcrm.techtarget.com/sDefinition/0,,sid11_gci940457,00.html)) is the number of the average number of customers that leave a subscription service during a year.
