/euh bliv"ee euhn/ , n.
1. the state of being completely forgotten or unknown: a former movie star now in oblivion.
2. the state of forgetting or of being oblivious: the oblivion of sleep.
3. official disregard or overlooking of offenses; pardon; amnesty.
[ 1350-1400; ME oblivion- (s. of oblivio ), equiv. to obliv ( isci ) to forget + -ion- -ION; see OB- ]