Definition of mustard in English:



  • 1A hot-tasting yellow or brown paste made from the crushed seeds of certain plants, typically eaten with meat or used as a cooking ingredient.

    ‘Dijon mustard’
    [as modifier] ‘mustard sauce’
    • ‘Make the dressing by mixing the oil, sherry vinegar, mustard, salt and pepper and the crushed garlic.’
    • ‘I love making squiggly shapes with mustard and ketchup.’
    • ‘A turkey burger is sweeter and lighter than a beefburger and can be teamed with all or any of your favourite burger toppings, from melted cheese to mustard or dill pickles.’
    • ‘But often I splurge on a simple steak sandwich that can be a treat if you use good bread, meat, and mustard.’
    • ‘Add the mustard, soy sauce, and chopped parsley and simmer for one minute.’
    • ‘Leave at least 10 minutes to allow the flavour of the powdered mustard to develop.’
    • ‘In a bowl, combine egg yolk, mustard, saffron and vinegar.’
    • ‘In small bowl combine honey, mustard, shallots and vinegar and mix well.’
    • ‘Limit condiments, such as mustard, ketchup, pickles and sauces with salt-filled ingredients.’
    • ‘Mix half the olive oil with the mustard, honey and soy sauce, and smear all over the steaks.’
    • ‘Pour into the food processor, add the mustard, soy and vinegar, and whiz for 30 seconds.’
    • ‘In a medium bowl, whisk together the garlic, mustard, lemon juice mayonnaise, and cheese.’
    • ‘To make the dressing, whisk the olive oil, vinegar, mustard, saffron, raisins and their water with sea salt and pepper in a large bowl.’
    • ‘Food stations need condiments such as ketchup, mustard and mayonnaise.’
    • ‘He liked cayenne pepper, chutney, pickles, mustard and other condiments.’
    • ‘I make this snack from time to time, sometimes omitting the onion, and occasionally adding chutney instead of mustard.’
    • ‘Pour the rest of the oil into the pan, turn the heat to low and stir in the wine vinegar and mustard, and some black pepper.’
    • ‘Add the Dijon mustard, whole grain mustard, and olive oil, whisking to combine.’
    • ‘Set a slice of beef cheek on top, spoon some mustard sauce on top, and garnish with chives.’
    • ‘Combine the mayonnaise, mustard, lemon zest, lemon juice, sea salt and pepper, stirring well.’
  • 2The yellow-flowered Eurasian plant of the cabbage family whose seeds are used to make mustard.

    • ‘In late July, start carrots, beets, radishes, kale, mustard, spinach and turnips.’
    • ‘In warm climates, fall and winter are ideal times to plant cool-season annual herbs such as mustard, cilantro, calendula, and arugula.’
    • ‘The plots were then overseeded with white mustard, sorghum-sudangrass, winter wheat, or a mix of oat and hairy vetch.’
    • ‘Farmers will stop growing sesame, linseed, mustard and groundnut in all their diversity since the markets for these crops will also be destroyed.’
    • ‘So far they have planted lettuce, cabbage, mustard, beetroot and pawpaw trees.’
    • ‘It is part of the Brassica family and will pollinate with mustard, radishes and turnips, so it needs to be isolated.’
    • ‘The Cruciferae are any of a family of plants including cabbage, broccoli, turnip, and mustard.’
    • ‘Soon he had bought a book, planted annuals and discovered a beautiful spot for growing mustard and cress and radishes.’
    • ‘All six herbicides do a good job of controlling broadleaves like pennycress and mustard.’
    • ‘It follows a recent breakthrough by a collaboration of five international laboratories to define the genetic blueprint of thale cress, a plant relative of mustard.’
    • ‘‘This is the colour of the mustard ripening in the field,’ he says.’
    • ‘The only vegetables to avoid are any of the cole crops, such as cabbage, mustard or broccoli.’
    • ‘This year we're experimenting with more fall brassicas like radish, mustard and rape.’
    • ‘Sow seeds of radishes, beets, lettuce, mustards, greens and carrots.’
    • ‘Transplant or direct-seed lettuce, spinach, mustard and other greens, protecting them, with a cloche or row cover.’
    • ‘Mizuna is another type of Chinese mustard that deserves a special mention, if only for its attractive foliage.’
    • ‘Among the favorites are asters and daisies, milkweeds, mustards, mints, peas, and vervains.’
    • ‘There is always room to include Italian and curly parsley, sorrel, salad burnet, mustard, chard, and kale greens.’
    • ‘In many stands, mustards including shepherd'spurse and pennycress are very prominent.’
    • ‘The barren soil along the edge of the dikes proved fertile ground for mustard, tumbleweeds, and other plants that the refuge managers and farmers considered pests.’
    1. 2.1Used in names of related plants, only some of which are used to produce mustard for the table, e.g. hedge mustard.
      • ‘If early spring crops such as oat are planted, blue mustard must be killed before planting with tillage or a contact herbicide.’
      • ‘Irrigated winter wheat is often seeded late behind a summer crop such as dry beans and as a result is not competitive with winter annual weeds such as tansy mustard and field pennycress.’
      • ‘It controls pennycress, shepherdspurse, tansy mustard, jointed goatgrass and downy brome.’
      • ‘Scout winter wheat fields for winter broadleaf weeds such as field pennycress and tansy mustard.’
      • ‘Blue mustard is a winter annual weed, with seed germinating in late summer and fall.’
      • ‘Common broadleaf winter annual weeds in winter wheat include blue mustard, tansy mustard, tumble mustard, field pennycress, and shepherd's purse.’
  • 3A brownish yellow colour.

    [as modifier] ‘a mustard sweater’
    • ‘There is plenty of heavy bridal and occasion wear in bright fuchsias and shaded hues of mustard and magenta, aqua and greens and traditional kumkum red.’
    • ‘And drunkards must always appear in mustard and purple (though strangely some of the people paying for the pictures are depicted in mustard and purple).’
    • ‘Colours like orange, mustard and red, which are in fashion these days, dominate.’
    • ‘Its too-tasteful palette of moss green, taupe, deep mustard and soft white was only partly offset by the raw factuality of the underlying wall's fissures and patches.’


Middle English: from Old French moustarde, from Latin mustum must (mustard being originally prepared with grape must).