Synonyms for lumper Found 8 synonyms across 1 meaning for “lumper”. a laborer who loads and unloads vessels in a port (noun) stevedoreloaderlongshoremandockerdockhanddockworkerdock-walloper Explore Related Words Rhymes with lumperSynonyms for stevedoreSynonyms for loaderSynonyms for longshoremanSynonyms for dockerSynonyms for dockhand Synonym Finder | Rhyme Finder | Poetry Editor