"K" is the roman numeral that means thousand.....just as "X" means ten and "V" means five and "I" means ... What does the K on money mean?
"What does the 'K' stand for in a financial term like "I earn $40k a year"?" - Find the answer ... Money is supposed to be G for grand. 5 years ago ...
The letter 'k' stands for thousand, so in money terms, 5k would be $5000. It is derived from the metric system, where kilo- means thousands.