Sudden+flood
31flash flood — noun a sudden local flood resulting from heavy rain …
32ˌflash ˈflood — noun [C] a sudden unexpected flood …
33flash flood — flash′ flood′ n. mer a sudden rush of water down a narrow gully or over a sloping surface, caused by heavy rainfall • Etymology: 1935–40 …
34flash flood — when flooding is very sudden and high volume compared to the channel involved …
35Flash — (fl[a^]sh), v. i. [imp. & p. p. {Flashed} (fl[a^]sht); p. pr. & vb. n. {Flashing}.] [Cf. OE. flaskien, vlaskien to pour, sprinkle, dial. Sw. flasa to blaze, E. flush, flare.] 1. To burst or break forth with a sudden and transient flood of flame… …
36flash in the pan — Flash Flash (fl[a^]sh), v. i. [imp. & p. p. {Flashed} (fl[a^]sht); p. pr. & vb. n. {Flashing}.] [Cf. OE. flaskien, vlaskien to pour, sprinkle, dial. Sw. flasa to blaze, E. flush, flare.] 1. To burst or break forth with a sudden and transient… …
37Flashed — Flash Flash (fl[a^]sh), v. i. [imp. & p. p. {Flashed} (fl[a^]sht); p. pr. & vb. n. {Flashing}.] [Cf. OE. flaskien, vlaskien to pour, sprinkle, dial. Sw. flasa to blaze, E. flush, flare.] 1. To burst or break forth with a sudden and transient… …
38Flashing — Flash Flash (fl[a^]sh), v. i. [imp. & p. p. {Flashed} (fl[a^]sht); p. pr. & vb. n. {Flashing}.] [Cf. OE. flaskien, vlaskien to pour, sprinkle, dial. Sw. flasa to blaze, E. flush, flare.] 1. To burst or break forth with a sudden and transient… …
39To flash in the pan — Flash Flash (fl[a^]sh), v. i. [imp. & p. p. {Flashed} (fl[a^]sht); p. pr. & vb. n. {Flashing}.] [Cf. OE. flaskien, vlaskien to pour, sprinkle, dial. Sw. flasa to blaze, E. flush, flare.] 1. To burst or break forth with a sudden and transient… …
40Historic tsunamis — Location= Tsunamis occur most frequently in the Pacific Ocean, but are a global phenomenon; they are possible wherever large bodies of water are found, including inland lakes, where they can be caused by landslides. Very small tsunamis, non… …