a laborer who helps to load and unload ships; longshoreman
Origin of lumperlump, transitive verb + -er
- The viviparous eelpout.
- Extra labor hired by a trucking company to assist a driver and/or customer unloading or loading a truck.
- (biology, linguistics) A scientist in one of various fields who prefers to keep categories such as species or dialects together in larger groups.
lump +"Ž -er