What does icebox mean?
An icebox is an insulated container or cabinet that keeps food and drinks cool using ice. Before electric refrigeration became standard in homes and shops, iceboxes were essential everyday equipment: they were manually replenished with ice and often served as the main storage place for perishable food. The word is now less common in general contemporary usage, but it survives in older descriptions, regional speech, and established expressions such as icebox cake and icebox lunch. In some American contexts, icebox has also come to mean a refrigerator more generally, although a freezer is different because it operates below freezing and is intended for longer-term preservation. The term therefore carries a distinctly domestic, practical, and slightly nostalgic association.
nounAn insulated container or cabinet kept cool by blocks or bags of ice, traditionally used to store food and drinks. In modern American English, the term is also sometimes used for a refrigerator.
- An insulated box or cabinet kept cool by ice, used for storing food and drinks.
- By extension, a refrigerated cabinet or appliance, especially in older or regional usage.
"They packed sandwiches and lemonade in the old icebox before the picnic."
"The milk stayed cold in a shallow bowl set inside the icebox."
"This recipe was traditionally chilled in an icebox overnight."
The regular plural is used when referring to multiple cold-storage containers.
"They carried several iceboxes to the beach."
Before electric refrigerators became widespread, the humble icebox was the household's essential cold-storage technology.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does icebox come from?
Icebox is a compound formed in the nineteenth century from the English words ice and box. It originally referred to a wooden or metal box lined with insulation and packed with ice for keeping food cold. The development of mechanical refrigeration in the early twentieth century made the term less necessary for ordinary household storage, but it remained in common use and in culinary phrases.
Related word forms
How icebox is actually used
The word is less common in everyday modern British and American English, because refrigerator has largely replaced it. It remains common in historical contexts, regional speech, and expressions such as icebox cake. In American usage, icebox can also describe a simple refrigerator that is cooled by ice rather than electricity.
Easily confused with icebox
An icebox is traditionally cooled by ice and is generally used for short-term food storage, whereas a freezer is a powered appliance designed to keep food at temperatures below freezing for long-term storage.