- decliner de‧clin‧er [dɪˈklaɪnə ǁ -ər] noun [countable usually plural]FINANCE a share that falls in value on a particular day of trading on a stockmarket; = DECLINING SHAREs:
• Dotcom shares were the exchange's biggest decliner of the session.
* * *decliner UK US /dɪˈklaɪnər/ noun [C]► STOCK MARKET a share that falls in price over a particular period, or a company whose shares fall in price over a particular period: »
The shares are the biggest decliner in U.S. trading today.»
The company was the heaviest blue-chip decliner, down 17.25p to 200.75p.
Financial and business terms. 2012.