premarket

adjective

pre·​mar·​ket (ˌ)prē-ˈmär-kət 

variants or pre-market

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

Examples of premarket in a Sentence

Recent Examples on the Web

Memory stocks — Shares were lower of several memory players as a tech sell-off continued to gain steam in premarket trading Friday. — Davis Giangiulio, CNBC, 26 June 2026

On Friday, news of a potential deal elevated its stock with those gains continuing in premarket trading Monday. — Jordan Valinsky, CNN Money, 15 June 2026

Citi’s stock dropped in premarket trading. — Claire Zillman, Fortune, 27 May 2026

Tesla shares rose nearly 2% in premarket US trading on Wednesday after Musk’s post. — Bloomberg, Mercury News, 11 June 2025

Tesla shares were slightly lower in premarket U.S. trading. — Reuters, CNN, 21 Feb. 2025

Word History

First Known Use

1923, in the meaning defined at sense 1

Rhymes for premarket

• nonmarket
• upmarket
• aftermarket
• patriarchate
• supermarket
• market