Definitions

1. noun

a condiment made from the ground seeds of the mustard plant, used to add flavor to food

“She added a dollop of mustard to her hot dog.”

2. noun

the yellowish-green seed of the mustard plant

“The gardener planted mustard seeds in the garden bed.”

3. verb

to add or sprinkle something, especially a condiment, to food

“She mustarded her salad with a variety of toppings.”

4. verb

to cover or stain with a yellowish-green substance

“The stain mustarded the expensive carpet.”