The term “1k” is commonly used to denote the number 1,000. It is a shorthand way of writing the number, often used in informal contexts such as online discussions or text messages. The letter “k” is derived from the metric prefix “kilo-“, which means “thousand”.

In terms of money, the use of “1k” depends on the currency being referred to. For example, if someone says they have 1k dollars, it means they have $1,000. In British pounds, 1k is equal to £1,000. In euros, it would be €1,000.
The use of “1k” is common in various contexts, especially on social media and in informal communication. It can refer to various things, such as the number of followers or likes on a post, the amount of money earned or spent, or the quantity of items being sold. For example, a seller may advertise a product as “only 1k” to indicate that it costs $1,000.
It is important to note that the use of “1k” is informal and may not be appropriate in all situations. In formal writing, such as business or academic contexts, it is generally recommended to write out the full number rather than using abbreviations or shorthand.
When used in reference to money, “1k” typically refers to an amount of currency equal to 1,000 units. The actual value of 1k will depend on the currency being used. For example, in US dollars, 1k would represent $1,000, while in euros, 1k would represent €1,000.
The use of “k” as shorthand for “thousand” dates back to at least the 1960s, when it was commonly used in the technology industry to denote the storage capacity of computer memory. Since then, it has become more widely used in other contexts as well.
In some cases, the letter “k” is also used to denote larger amounts, such as “10k” for 10,000 or “100k” for 100,000. This usage is again derived from the metric prefix “kilo-“, which represents a factor of 1,000.
In conclusion, the term “1k” is commonly used to denote the number 1,000, and when used in reference to money, it represents an amount of currency equal to 1,000 units. The actual value of 1k will depend on the currency being used.