To cook (food) on a grill; to barbecue.

“Why don't we get together Saturday and grill some burgers?”

To cook food under the element of a stove or only under the top element of an oven – broil, salamander.

To interrogate; to question aggressively or harshly.

“The police grilled him about his movements at the time of the crime.”

To make angry; provoke; incite.

To terrify; make tremble.

To tremble; shiver.

A thorough interrogation.

The act or process of grilling, or broiling.