clump

1 of 2

noun

ˈkləmp 

1

: a group of things clustered together

a clump of bushes

2

: a compact mass

3

: a heavy tramping sound

clumpy

ˈkləm-pē 

adjective

clump

2 of 2

verb

clumped; clumping; clumps

intransitive verb

1

: to walk or move clumsily and noisily

2

: to form clumps

transitive verb

: to arrange in or cause to form clumps

Synonyms of clump

Noun

• cluster
• batch
• bunch
• collection
• array
• grouping
• group
• assemblage

Verb

• shuffle
• stomp
• stumble
• lump
• slough

Examples of clump in a Sentence

Noun

There is a clump of bushes at the edge of the field.

I could hear the clump of his footsteps as he came down the stairs.

Verb

The virus clumps the cells together.

a child clumping around the house in her father's oversized boots

Recent Examples on the Web

Noun

Lipofuscin is essentially cellular garbage (clumps of oxidized proteins and fats that cells can no longer break down). — Melissa Cristina Márquez, Forbes.com, 1 Aug. 2026

These approaches include molecules designed to clear these protein clumps or reduce their production, as well as molecules that can stop them from aggregating. — Sunil Kumar, The Conversation, 31 July 2026

Verb

In certain diseases including Alzheimer’s disease, tau proteins clump together inside nerve cells. — Noah Lyons, San Diego Union-Tribune, 30 July 2026

Dividing clumps every few years in early spring also maintains their vigor. — Sj McShane, Martha Stewart, 11 July 2026

Word History

Etymology

Noun

probably from Low German klump

First Known Use

Noun

circa 1586, in the meaning defined at sense 1

Verb

1665, in the meaning defined at intransitive sense 1

Rhymes for clump

• bump
• chump
• crump
• dump
• gump
• hump
• jump
• lump
• plump
• pump
• rump
• slump

Kids Definition

clump

1 of 2 noun

ˈkləmp 

1

: a group of things clustered together

a clump of bushes

2

: a cluster or lump of something

3

: a heavy tramping sound

clumpy

ˈkləm-pē 

adjective

clump

2 of 2 verb

1

: to walk or move clumsily and noisily

2

: to form or cause to form clumps

Medical Definition

clump

1 of 2 noun

ˈkləmp 

: a clustered mass of particles (as bacteria or blood cells) compare agglutination

clump

2 of 2 intransitive verb

: to form clumps

transitive verb

: to arrange in or cause to form clumps

the serum clumps the bacteria