massive

adjective

mas·​sive ˈma-siv 

1

: forming or consisting of a large mass:

a

: bulky

massive furniture

b

: weighty, heavy

massive walls

a massive volume

c

: impressively large or ponderous

stars more massive than the sun

d

: having no regular form but not necessarily lacking crystalline structure

massive sandstone

2

a

: large, solid, or heavy in structure

massive jaw

b

: large in scope or degree

the feeling of frustration, of being ineffectual, is massive

—David Halberstam

c(1)

: large in comparison to what is typical

a massive dose of penicillin

(2)

: being extensive and severe

massive hemorrhage

(3)

: imposing in excellence or grandeur

massive simplicity

the most massive American dramatist of his time

—Newsweek

3

: having mass (see mass entry 2 sense 1c)

a massive boson

massively adverb

massiveness noun

Synonyms

• heavy
• hefty

Examples of massive in a Sentence

The fort had massive walls.

stars more massive than the sun

A massive effort will be required to clean up the debris.

You can find a massive amount of information on the Internet.

The stunt received massive publicity.

a massive collection of baseball cards

Recent Examples on the Web

His singles are custom-made for arenas, with massive, cheery choruses reminiscent of peak ’80s MTV. —Ross Raihala, Twin Cities, 27 Sep. 2025

Following the night of the gala, Canadian authors rushed to write a statement of support for the initial arrestees and began a massive campaign for divestment. —Literary Hub september 26, Literary Hub, 26 Sep. 2025

As with other good car designs that endured well beyond their 1960s-era prime, the Type 14 eventually became encumbered by massive rubber bumpers and oversized taillamps by 1973, though even these later models retain their charm. —Robert Ross, Robb Report, 26 Sep. 2025

In today’s television climate, there are very few series that reach massive milestones — maybe 100 episodes here or 10 years there, but 300 episodes? —Emily Longeretta, Variety, 26 Sep. 2025

Word History

Etymology

Middle English massiffe, from Anglo-French mascif, alteration of massiz, from Vulgar Latin *massicius, from Latin massa mass

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for massive

• passive
• impassive

Kids Definition

massive

adjective

mas·​sive ˈmas-iv 

1

: weighty sense 1, heavy

massive walls

2

a

: large, solid, or heavy in structure

a massive jaw

b

: large in extent or degree

a massive effort

3

: having mass

massively adverb

massiveness noun

Medical Definition

massive

adjective

mas·​sive ˈmas-iv 

1

: large in comparison to what is typical

—used especially of medical dosage or of an infectious agent

a massive dose of penicillin

2

: being extensive and severe

—used of a pathologic condition

a massive hemorrhage

a massive collapse of a lung