a shallow, rectangular frame fronted with a glass panel, used to show and at the same time protect items on display, as paintings, coins, or jewelry. Also called shad'ow box" frame".
shad•ow•boxPronunciation: (shad'ō-boks"), [key]
to make the motions of attack and defense, as in boxing, as a training or conditioning procedure.
to evade or avoid direct or decisive action.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.