Pronunciation: (pil'boks"), [key]
1. a box, usually shallow and often round, for holding pills.
2. a small, low structure of reinforced concrete, enclosing machine guns, and employed as a minor fortress in warfare.
3. a small, round, brimless hat with straight sides and a flat top, worn esp. by women.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.