Meaning

originFrom Middle English rudden, ruden, from Old English rudian (“to be ruddy”) (compare rudu (“redness”)), from Proto-Germanic *rudāną, from Proto-Indo-European *h₁rudʰéh₁ti, from *h₁rewdʰ- (“red”); cognate with Old Cornish rud and Old Irish rúad). (Compare red).

Etymology from Wiktionary, CC BY-SA 3.0