A calorie derived from food that supplies food energy but little or no other nutrition.

plural of empty calorie

Alternative form of emptyhandedly

Alternative form of emptyhandedness

(psychotherapy) A chair which is used to personify the client's object of conflict / A podium or chair left empty to highlight the absence of someone from a debate.

(transitive, debating) To draw attention to (a person who is absent from a debate) by providing an empty podium or chair which they would have occupied.

plural of empty set

(idiomatic) To make the utmost effort; to contribute to the absolute limit of one's energy and abilities.

plural of empty product

(transitive) To completely empty.