From Longman Dictionary of Contemporary Englishcall optionˈcall ˌoption noun [countable] technical BFSthe right to buy a particular number of shares at a special price within a particular period of timeFrom Longman Business Dictionarycall optionˈcall ˌoptionFINANCE an option that gives you the right to buy shares etc at a particular price in the future. Investors who buy call options think the market will rise above that priceMany speculators have been buying $4.50 call options on silver for March delivery, which gain value as the price of silver approaches the $4.50-an-ounce level. → option
