From Longman Dictionary of Contemporary Englishtidal waveˈtidal wave noun [countable] 1 HEOa very large ocean wave that flows over the land and destroys things2 LOT/LARGE NUMBER OR AMOUNTa very large amount of a particular kind of feeling or activity happening at one timetidal wave of a tidal wave of crime Voters were swept away on a tidal wave of enthusiasm.
Examples from the Corpus
tidal wave• She is suddenly engulfed by a tidal wave of self-loathing.• It was raining, as advertised, at a volume that seemed more appropriate to a tidal wave.• Then the tide turned, slowly at first, but consolidating into something close to a tidal wave.• By 1978, Holocaust remembrance was becoming a national tidal wave.• The stunned production team were dealing with the tidal wave as best they could when an awful realization dawned.tidal wave of• There has been a tidal wave of unemployment in the region. 