What does the word mustard mean?

Usage examples for mustard

  1. There they bought quaint brown jars and mustard- pots of the kind that are used, and have always been used, on the tables above. – Captain Jim by Mary Grant Bruce
  2. A warm shock of air heat of mustard hanched on Mr Bloom's heart. – Ulysses by James Joyce
  3. Course, I might go into details, just as I might put mustard in my coffee, or lock Piddie in the bond safe. – Wilt Thou Torchy by Sewell Ford