- plural form of diamond
- One of the four suits of playing cards, marked with the symbol â™¦.
- third-person singular simple present indicative form of diamond
diamonds - Investment & Finance Definition
Jargon for DIAMONDS Trust Series 1, which is a unit investment trust that holds all 30 stocks in the Dow Jones Industrial Average. Diamonds attempt to produce investment results that correspond to the price and yield performance of the Dow Jones Industrial Average. Diamonds are traded on the American Stock Exchange (AMEX).