Definition of sheath noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ʃiːθ//
    ; NAmE NAmE//ʃiːθ//
    (pl. sheaths
    BrE BrE//ʃiːðz//
    ; NAmE NAmE//ʃiːðz//
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  1. 1a cover that fits closely over the blade of a knife or other sharp weapon or tool He put the dagger back in its sheath.
  2. 2any covering that fits closely over something for protection the sheath around an electric cable
  3. 3(British English) = condom
  4. 4 a woman’s dress that fits the body closely a simple black silk sheath
  5. Word OriginOld English scǣth, scēath ‘scabbard’, of Germanic origin; related to Dutch schede, German Scheide, also to the verb shed.Extra examples He examined the blade before replacing it in its sheath. His sword was still in its sheath. The wire has an outer sheath of copper. The cable is protected by a strong plastic sheath.
See the Oxford Advanced American Dictionary entry: sheath

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