say it: DEH-dwuud
deadwood is a noun meaning "a branch or a part of a tree that is dead". It carries 2 recorded senses.
a branch or a part of a tree that is dead
someone or something that is unwanted and unneeded
Forms marked are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for deadwood come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.