From Longman Business Dictionarydowntickdown‧tick /ˈdaʊntɪk/ noun [countable]1FINANCE the sale of a security at a price lower than the original or earlier priceThe short sale was barred at the 4 pm closing price during the regular session because it was on a downtick.The New York Stock Exchange’sdowntick rule seeks to stabilize the market by curbing stock index arbitrage trades.2ECONOMICSa small or gradual decrease in the amount of somethingdowntick inIn the U.S. we have come to expect companies to lay off workers at every downtick in the economy.a downtick in profits