I. ˈkləmp noun
Etymology: probably from Low German klump
Date: circa 1586
1. : a group of things clustered together
a clump of bushes
2. : a compact mass
3. : a heavy tramping sound
• clumpy ˈkləm-pē adjective
II. verb
Date: 1665
intransitive verb
1. : to walk or move clumsily and noisily
2. : to form clumps
transitive verb
: to arrange in or cause to form clumps