Meaning of SHEATH in English

SHEATH

sheath /ʃiːθ/ BrE AmE noun ( plural sheaths ) [countable]

[ Language: Old English ; Origin: sceath ]

1 . a cover for the blade of a knife or sword:

His sword was back in its sheath.

2 . British English old-fashioned a ↑ condom

3 . a protective covering that fits closely around something:

The wire is covered by an outer plastic sheath.

4 . a simple close-fitting dress:

She was wearing a plain black sheath.

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.