voider

adjective

1. not occupied; vacant: said of benefices, offices, etc.
2. 1. holding or containing nothing
   2. devoid or destitute (of): void of sense
3. having no effect or result; ineffective; useless
4. Card Games holding no cards in a suit as dealt to the hand: to be void in clubs
5. Law
   1. of no legal force; not binding; invalid; null
   2. loosely capable of being nullified

noun

1. total emptiness; an empty space or vacuum
2. 1. total absence of something normally present
   2. a feeling of emptiness or deprivation: the void left by his death
3. a break or open space, as in a surface; gap
4. Card Games the absence, from a player's hand as dealt, of any cards in a certain suit: a void in clubs

transitive verb

1. Now Rare
   1. to make empty; clear
   2. to vacate
2. 1. to empty (the contents of something)
   2. to evacuate, or discharge (urine or feces)
3. to make void, or of no effect; nullify; annul

intransitive verb