not physically injured; unhurt or unharmed
事故に遭ったが、幸い彼は無傷だった。
He was in an accident, but fortunately he was uninjured.
その子猫は高いところから落ちたが、無傷で走り回っていた。
The kitten fell from a high place but was running around unharmed.
敵の攻撃を受けたが、兵士たちはほとんど無傷で済んだ。
They were attacked by the enemy, but the soldiers mostly came through unscathed.
flawless or undamaged (e.g., a gem or object); in perfect condition
頼んだ指輪が無傷で届いた。
The ring I ordered arrived without any damage.
出荷前に製品が無傷かどうかを検査する。
We inspect whether products are undamaged before shipment.
その宝石は非常に状態が良く、ほとんど無傷に見える。
That gem is in very good condition and looks almost flawless.
spotless (reputation); faultless record; without defeat or blemish (figurative use)
彼は政治家として何度も疑惑に直面したが、名声は不思議と無傷で残っている。
He faced suspicions as a politician several times, but his reputation somehow remained unblemished.
チームは今シーズン無傷の連勝を続けている。
The team has continued an undefeated winning streak this season.
彼の成績は無傷ではなかったが、それでも評価は高い。
His record wasn't flawless, but he is still highly regarded.