Definition, synonyms and related words
plural of security
"After losing his job, he had to liquidate his stock securities to pay off his mortgage."
In plain English: Securities are financial investments like stocks and bonds that you buy to make money.
"Many people invest their savings in stocks and bonds to buy securities."
Derived from Latin secūrus, meaning free from care, the term originally referred to financial instruments that guarantee safety or repayment of debt. It evolved in English finance to denote assets held as collateral against risk.