Definition of "lumbering"

lumbering

noun
countable and uncountable, plural lumberings
1. The act of one who lumbers; heavy, clumsy movement.
  Quotations
  Only the old harbor-master was there, singing out, as by duty bound, his lusty oaths at their lumberings.
  1887, Hall Caine, The Deemster
2. (US) The business of felling trees for lumber.
adjective
comparative more lumbering, superlative most lumbering
1. Clumsy or awkward.
  Quotations
  I've kidnapped that lumbering fool Donkey Kong and you will never see him again. Har-har-har-har!
  1995, Rare, Donkey Kong Country 2: Diddy's Kong Quest, Nintendo, SNES, scene: Pirate Panic
2. Heavy, slow and laborious; ponderous.
  Quotations
  The solitary, lumbering trolls of Scandinavian mythology would sometimes be turned to stone by exposure to sunlight. Barack Obama is hoping that several measures announced on June 4th will have a similarly paralysing effect on their modern incarnation, the patent troll.
  2013 June 8, “Obama goes troll-hunting”, in The Economist, volume 407, number 8839, page 55