Oilskin (noun)

A type of waterproof fabric made from cotton or canvas that has been treated with oil or wax to make it water-resistant.

Origin:

Early 19th century, oil + skin.

Examples:

1. The sailor wore oilskins to protect themselves from the heavy rain and sea spray.
2. The oilskins were used to make raincoats, pants, and other clothing items.
3. The fisherman's oilskins kept him dry during the storm.
4. The backpack was made of oilskins, it was waterproof and durable.
5. The oilskin's fabric is heavy-duty and can withstand harsh weather conditions.