- a supplementary outside door, usually glazed, for protecting the entrance door against drafts, driving rain, etc.
Origin of storm door
An Americanism dating back to 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for storm door
A screen or storm-door spring can be easily made of spring-steel wire.The Boy Mechanic, Book 2
He stammered an answer as Drew hurried down the carpeted steps and joined Delaney at the storm-door.Whispering Wires
You will find the key hanging inside the storm-door, and the cistern-pole up stairs in the haymow of the barn.Remarks
Devers had a storm-door, another instance of his individuality, as even the colonel's quarters were not so embellished.Under Fire
When Martha Hale opened the storm-door and got a cut of the north wind, she ran back for her big woolen scarf.
- an extra outer door for protection in bad weather