1. (noun)invalidator, voider, nullifier an official who can invalidate or nullify "my bank check was voided and I wanted to know who the invalidator was"
2. (noun)defecator, voider, shitter a person who defecates
3. (noun)voider, gusset a piece of chain mail covering a place unprotected by armor plate
4. (noun)clothes hamper, laundry basket, clothes basket, voider a hamper that holds dirty clothes to be washed or wet clothes to be dried
Definition of 'voider'
Webster Dictionary
1. (noun)voider one who, or that which, voids, /mpties, vacates, or annuls
2. (noun)voider a tray, or basket, formerly used to receive or convey that which is voided or cleared away from a given place; especially, one for carrying off the remains of a meal, as fragments of food; sometimes, a basket for containing household articles, as clothes, etc