Definitions of grill:

• noun:   a framework of metal bars used as a partition or a grate

  Example: "He cooked hamburgers on the grill"

• noun:   a restaurant where food is cooked on a grill
• verb:   cook over a grill

  Example: "Grill the sausages"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #10222)