tidal wave

noun

1. an overwhelming manifestation of some emotion or phenomenon

   noun.event

   Examples

   A tidal wave of nausea.

   The flood of letters hit him with the force of a tidal wave.

   A tidal wave of crime.

   Source: WordNet 3.0

2. an unusual (and often destructive) rise of water along the seashore caused by a storm or a combination of wind and high tide

   noun.event

   Source: WordNet 3.0

3. a wave resulting from the periodic flow of the tides that is caused by the gravitational attraction of the moon and sun

   noun.event

   Source: WordNet 3.0