tid·al wave • n. an exceptionally large ocean wave, esp. one caused by an underwater earthquake or volcanic eruption (used as a nontechnical term for tsunami). ∎ fig. a widespread or overwhelming manifestation of an emotion or phenomenon: a tidal wave of crime.

Tidal Wave ★½ Nippon Chiubotsu; The Submersion of Japan; Japan Sinks 1975 (PG)

Scientists discover that Japan is slowly sinking and order the island to be evacuated. Originally a popular Japanese production, the American version is a poorly dubbed, reedited mess. 82m/C VHS . JP Lorne Greene, Keiju Kobayashi, Rhonda Leigh Hopkins, Hiroshi Fujioka, Shiro Moriana; D: Andrew Meyer.