Definition of "Blank" :
noun: a cartridge containing an explosive charge but no bullet
noun: a piece of material ready to be made into something
noun: a blank gap or missing part
noun: a blank character used to separate successive words in writing or printing
verb: keep the opposing (baseball) team from winning
adjective: complete and absolute
adjective: (of a surface) not written or printed on
adjective: not charged with a bullet
"A blank cartridge."
adjective: without comprehension
"When I called her name, she gave me a blank look, as though she didn't know me."