oil‧skin /ˈɔɪl-skɪn/ noun

1. [uncountable] special cloth that has had oil put on it so that it has a smooth surface and water cannot go through it
oilskin coat/jacket/trousers etc

2. oilskins [plural] a coat and trousers made of oilskin and worn together

3. [countable] a coat made of oilskin ⇒ oilcloth

[TahlilGaran] Dictionary of Contemporary English ▲