not producing an intended effect

Containing no matter; empty, Ineffective; useless, Games Lacking cards of a particular suit in a dealt hand, noun_ An empty space, A feeling or state of emptiness, loneliness, or loss, An opening; a solution of continuity in an inclosure of any kind; a space unfilled or not built up, as contrasted with closed or occupied areas, intransitive verb_ To make void or of no validity; invalidate, To excrete body wastes, To be emitted or evacuated, transitive verb_ To remove the contents of; to make or leave vacant or empty; to quit; to leave, To throw or send out; to evacuate; to emit; to discharge, To render void; to make to be of no validity or effect; to vacate; to annul; to nullify