All-Share index
noun[C]
mainly UKukus(US usuallyAll-Stock index)STOCK MARKET
aseriesofnumberswhichshowsthechangingaveragevalueof thesharepricesof allcompanieson astockexchange, and which is used as ameasureof how well amarketisperforming:
The Colombo Stock Exchange's all-shareindexdropped5pointsto 791.
See also
FTSE All-Share Index