say it: WEP-uhn
weapon is a noun meaning "any instrument or instrumentality used in fighting or hunting". It carries 2 recorded senses.
any instrument or instrumentality used in fighting or hunting
“he was licensed to carry a weapon”
a means of persuading or arguing
“he used all his conversational weapons”
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 weapon 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.