round lot

noun

, Stock Exchange.

1. the conventional unit or quantity in which commodities or securities are bought and sold.
2. (in a transaction) a quantity of 100 shares of a stock that is active or 10 shares of a stock that is inactive.

Word History and Origins

Origin of round lot¹

First recorded in 1900–05

Example Sentences

Among other peoples, only Scandinavians ever had such an all-round lot as this.

From Project Gutenberg