umpa-lumping(oom-pa loom-ping) is a very verstile word
definition 1- swaying from side to side while you are walking..like an umpa-lumpa
definition 2- a word that is synonymous with slacking, faking, or lacking in some attribute.
definition 3- when a person is not acting logically and doing something stupid
definitiion 1: you see that girl walking, she straight umpa-lumping with she got a broken leg
definition 2: oh, he didn't turn in your paper for you. He is umpa-lumping hard core
definition 3: she jumped off the bus. she is umpa-lumping like a mofo.