void (adj.) Look up void at Dictionary.com
late 13c., "unoccupied, vacant," from Anglo-French and Old French voide "empty, vast, wide, hollow, waste," from Latin vocivus "unoccupied, vacant," related to vacuus "empty" (see vacuum). Meaning "lacking or wanting" (something) is recorded from early 15c. Meaning "legally invalid" is attested from mid-15c.
void (n.) Look up void at Dictionary.com
"empty space, vacuum," 1727; see void (adj.).
void (v.) Look up void at Dictionary.com
"to clear" (some place, of something), c.1300, from void (adj.); meaning "to deprive (something) of legal validity" is attested from early 14c. Related: Voided; voiding.