Pronunciation (UK) IPA (key): /sɔːd/ (US) IPA (key): /sɔrd/ or /ˈsoʊ.ɚd/ Audio (US)(file) Noun Singular sword Plural swords (countable) A sword is a weapon made of metal which is long, thin and sharp, like a very long knife. Before there were guns, people used to use swords to fight and kill each other. Wikiwand - on Seamless Wikipedia browsing. On steroids.