Meaning

• Burdensome or hindering, as a weight or drag; vexatious

• Not easily managed or handled; awkward; clumsy.

  "Cumbersome machines can endanger operators and slow down production."

• Hard, difficult, demanding to handle or get around with.

  "A slaves' work was as cumbersome as toiling on the fields, or in the mines."

• Inert, lumbering, slow in movement