The term 'IT'S COLD AND HARD' can be summarized with the word 'CASH', which is a four-letter word. CASH is a form of payment that is used in many different contexts, such as buying goods and services, paying bills, and transferring money. It is a physical form of currency, usually in the form of coins or paper notes, and is considered to be a safe and reliable way to make payments. CASH is also known for its cold and hard characteristics, as it is not affected by changes in temperature or other external factors.