Meaning

noun the rising of a body of water and its overflowing onto normally dry land

noun an overwhelming number or amount

noun light that is a source of artificial illumination having a broad beam; used in photography

originFrom Middle English flod, from Old English flōd, from Proto-West Germanic *flōdu, from Proto-Germanic *flōduz, from *plew- (“to flow”). Cognate with Scots flude, fluid, Saterland Frisian Floud, Dutch vloed, German Flut, Danish, Norwegian Bokmål, Norwegian Nynorsk, and Swedish flod, Icelandic flóð, and Gothic 𐍆𐌻𐍉𐌳𐌿𐍃 (flōdus).

Etymology from Wiktionary, CC BY-SA 3.0