ponderous

/ˈpɑndərəs/
adjective
  1. Slow and clumsy because of great weight or size.
    • He struggled to lift the ponderous wooden chest onto the truck.
    • The ponderous elephant moved slowly across the savanna.
    • The old bridge groaned under the weight of the ponderous truck.
  2. Dull, slow, or boring, especially in style or manner.
    • The lecture was so ponderous that half the audience fell asleep.
    • The movie's ponderous pace made it feel much longer than it actually was.
    • His writing style is ponderous, with long sentences that are hard to follow.
What does "ponderous" mean? | whatsthatwordmean | whatsthatwordmean