en masse

adverb

äⁿ(n)-ˈmas  -ˈmäs  än- 

en-

: in a body : as a whole

moved the inmates en masse to the new prison

Examples of en masse in a Sentence

Her supporters arrived en masse for the rally.

Recent Examples on the Web

An estimated 10,000 North Koreans were deployed and suffered significant casualties, having used suicidal tactics to rush Ukrainian positions en masse. — Nick Paton Walsh, CNN Money, 21 Aug. 2026

Video Quiz Tech giants are reportedly buying rare and antique books en masse and scanning them into large language models—a practice that is generating backlash. — Danielle Chemtob, Forbes.com, 18 Aug. 2026

Days later, with investors in a panic and employees threatening to leave en masse, Altman was restored at the helm. — Ashley Capoot,kate Rooney, CNBC, 14 Aug. 2026

Users appear to be fed up with feeling like the burden of that distinction should come from them when AI companies are playing such a vital role in pumping out low quality work en masse. — Beatrice Nolan, Fortune, 11 Aug. 2026

Word History

Etymology

French

First Known Use

1795, in the meaning defined above

Rhymes for en masse

• alas
• amass
• bromegrass
• bypass
• crabgrass
• crevasse
• eelgrass
• eyeglass
• groundmass
• harass
• impasse
• jackass

Kids Definition

en masse

adverb

än-ˈmas 

: in a body : as a whole