Definition of "cut down"

cut down

verb
third-person singular simple present cuts down, present participle cutting down, simple past and past participle cut down
1. (intransitive, literally) To cut downward.
2. (transitive) To bring down by cutting.
3. (idiomatic, transitive) To insult, to belittle.
4. (idiomatic) To reduce the amount of something.
  Quotations
  By wholesale omission of connections and by the use of a microscopic scale of photographic reproduction which makes some of the most important tables difficult to read, the size has been cut down from last winter's 580 to 520 pages only.
  1961 October, “The winter timetables of British Railways: London Midland Region”, in Trains Illustrated, page 593
5. (idiomatic, dated) To slay, often in great numbers.
adjective
comparative more cut down, superlative most cut down
1. Having been cut down; reduced in strength or power.