clump

clump¹ [klʌmp] n

[Date: 1200-1300; Origin: Probably from Low German klump]

1.)

a group of trees, bushes, or other plants growing very close together

clump of

▪ a thick clump of grass

in a clump

▪ The roses were planted in clumps across the park.

2.) [C + of]

a small mass of something such as earth or mud

3.) [U]

the sound of someone walking with heavy steps

▪ I heard the clump of Ralph's boots going up the stairs.

clump ²

clump² v

1.) [I always + adverb/preposition]

to walk with slow noisy steps

clump up/down/along etc

▪ The kids clumped up the stairs in their boots.

2.) also clump together [I and T]

if separate objects clump together, or are clumped together, they form a group or solid mass

▪ This product will cause bacteria and loose dirt to clump together in the water tank.