raincoat

As a noun raincoat

is a waterproof coat worn in the rain.

As an adjective undefined is

lacking a definition or value.

In slang|lang=en terms the difference between raincoat and jacket

is that raincoat is (slang) a condom while jacket is (slang) a police record.

As nouns the difference between raincoat and jacket

is that raincoat is a waterproof coat worn in the rain while jacket is a piece of clothing worn on the upper body outside a shirt or blouse, often waist length to thigh length.

As a verb jacket is

to enclose or encase in a jacket or other covering.

As nouns the difference between windbreaker and raincoat

is that windbreaker is a thin outer coat designed to resist wind chill and light rain while raincoat is a waterproof coat worn in the rain.

As nouns the difference between raincoat and overcoat

is that raincoat is a waterproof coat worn in the rain while overcoat is a heavy garment worn over other clothes, for protection from cold or weather.

As a verb overcoat is

to apply an exterior coating to.

As nouns the difference between umbrella and raincoat

is that umbrella is cloth-covered frame used for protection against rain or sun while raincoat is a waterproof coat worn in the rain.

As a verb umbrella

is to cover or protect, as if by an umbrella.

As nouns the difference between anorak and raincoat

is that anorak is a heavy weatherproof jacket with an attached hood; a parka or windcheater while raincoat is a waterproof coat worn in the rain.