Pronunciation: (non"i-vent'), [key]
1. an event or situation that is anticipated but does not occur or occurs with much less than the expected impact, esp. one that has been widely publicized; anticlimax.
2. an occurrence of only superficial interest or content; a dull or insignificant occasion.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.