Meaning

noun a loud resonant repeating noise

noun a state of conflict between persons

noun a state of conflict between colors

originOf onomatopoeic origin. Compare Saterland Frisian klatskje (“to smack, slap”), West Frisian kletse, kletskje, Dutch kletsen (“to smack, slap, clash”), German Low German klattsen, klatsken (“to smack, splash”), German klatschen (“to clap, smack, slap”) and Klatsch (“a clapping sound; the din resulting from two or more things colliding”), Danish klaske (“to clash, splatter”).

Etymology from Wiktionary, CC BY-SA 3.0