What is "peajacket"

Usage examples of "peajacket".

Holmes, buttoning up his peajacket and taking his heavy hunting crop from the rack.

Quickly he stripped off the white rollneck jersey and the navy blue peajacket and dressed instead in the worn and shapeless clothing of a country Afrikaner, a bywoner or poor white squatter.

Soldiers on the streets, and sailors in their winter-issue peajackets, blew steam on their fingers.