noun, noun which may take the genitive case particle 'no'
peerless; unparalleled; matchless
Describes something or someone so outstanding that no equal exists. Often used in literary or emphatic contexts.
彼は無双の強さを誇る剣士だ。
He is a swordsman who boasts peerless strength.
This scenery is truly of unparalleled beauty.
noun, noun or participle which takes 'suru'
mowing down the enemy; dominating opponents
Only with reading むそう
Video game slang for overwhelmingly defeating enemies, often in a one-sided manner. Used as a noun or with する.
このゲームでは、無双して敵をなぎ倒すのが快感だ。
In this game, it feels great to mow down enemies and dominate.
彼のプレイはまさに無双状態だった。
His play was truly in a state of dominating the opponents.