Mason jar

American

noun

a glass jar with a wide mouth and an airtight screw top, much used in home canning.

mason jar British

noun

an airtight glass jar for preserving food

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Mason jar

1880–85, named after John L. Mason, 19th-century American who patented it in 1858

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Here, she discusses her self-talk in the mirror, the significance of her Mason jar and the giant middle finger on her closet floor.

From The Wall Street Journal

You may unfortunately remember the era through the parts that quickly calcified into cliché: $14 cocktails in Mason jars, the monoculture of pork belly, a nationwide proliferation of flaccid fried green tomatoes.

From Salon

When it comes to storing your backyard bounty for the long haul, Gogol recommends putting it in airtight Mylar bags, Mason jars or tins — but to steer clear of the old-school Ziploc bag.

From Los Angeles Times

The day before, he’d bought Mason jars for storing cooking oil.

From Los Angeles Times

There are fewer each year in the Mason jars of wide-eyed children.

From Salon

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023