premarket

adjective pre·mar·ket \ (ˌ)prē-ˈmär-kət \
variants: or pre-market

Definition of premarket

1 : occurring in the period prior to a product being available for purchase
  • premarket safety testing
  • a premarket clinical study of a drug
  • Dietary supplements are essentially exempt from premarket approval and testing because, unlike many drugs, they do not claim to be effective, pure, and safe.
  • —Noel C. Paul
  • … fixed a premarket problem that led to lost pressure in the control.
  • Bicycling
2 : occurring prior to the opening of a stock market
  • premarket trading

First Known Use of premarket

1923

in the meaning defined at sense 1

See Words from the same year
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