chainsaw

noun

1. A power saw that has a power-driven and fast-revolving chain of metal teeth, usually used to cut trees.

   “He used a chainsaw to cut through the fallen tree on the roadway.”

verb

1. (transitive)To cut with a chainsaw.

   “She and Barber once stopped a developer from chainsawing mature trees on Mississauga Rd. by standing in front of them.”

2. (figuratively)To make quick and substantial spending cuts.