n.

1. a blank character used to separate successive words in writing or printing;
   space
   
   • he said the space is the most important character in the alphabet
2. a substitute for a taboo word
   
   • I hit the blank blank car
3. a blank gap or missing part;
   lacuna
4. a piece of material ready to be made into something
5. a cartridge containing an explosive charge but no bullet;
   dummy, blank shell

v.

1. keep the opposing (baseball) team from winning

adj.

1. (of a surface) not written or printed on;
   clean, white
   
   • blank pages
   • fill in the blank spaces
   • a clean page
   • wide white margins
2. void of expression;
   vacuous
   
   • a blank stare
3. not charged with a bullet
   
   • a blank cartridge