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

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

The aberrant gene makes a form of the huntingtin protein that clumps into toxic aggregates, which prevent nerves from functioning normally. —Alice Park, Time, 26 Sep. 2025

There, surrounding apple orchards and clumps of fallen, rotting fruit furnish the film with a rather literal visual metaphor, to which Etzler returns a bit too often. —Guy Lodge, Variety, 24 Sep. 2025

Verb

Up next will be the construction of new water quality testing lab space in a building previously dedicated to flocculation, or getting particles to clump together for easier removal. —Frederick Melo, Twin Cities, 26 Sep. 2025

Time for some more electrolytes, but it’s clumped in the tube! —R29 Team, Refinery29, 19 Sep. 2025

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