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

After a brief start with hard rubber, the records were made of shellac and much easier to reproduce en masse. — Steven Johnson, Washington Post, 14 July 2026

So is the proud Iranian diaspora showing up en masse to mostly support Team Melli twice, in draws with New Zealand and Belgium. — Los Angeles Times, 11 July 2026

Students left the seminary en masse and continued with their schools and their aid to fugitives. — The New Yorker, New Yorker, 4 July 2026

Asymptomatic lesions discovered incidentally in populations could also be monitored en masse to generate a robust database that would help researchers learn which types of lesions are more (or less) likely to turn malignant. — Paul Hsieh, Forbes.com, 30 June 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