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Definition of mustard green
mustard green
Plural:mustard greens
• noun
1
The pungent, edible leaf of the mustard plant (Brassica juncea), native to the foothills of the Himalayas and widely cultivated globally as a peppery leafy vegetable.
Example
"She selected a large, crisp mustard green from the bunch to add a sharp, peppery bite to her fresh garden salad."
Word Nuance & Usage
While the singular 'mustard green' refers to an individual leaf or plant, the term is overwhelmingly used in its plural form ('mustard greens') in culinary and agricultural contexts.
• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Mustard green. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/mustard-green