storm window

1. 1.

   a window outside an ordinary window to protect against severe weather or winter

   Synonymsstorm sash

   Broaderwindow

Questions about storm window

What does storm window mean?

storm window means "a window outside an ordinary window to protect against severe weather or winter".

What is another word for storm window?

Close synonyms include storm sash. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is storm window a common word?

storm window is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.