—v.
1 tr. a (often foll. by with) splash (a person etc.) (spattered him with mud). b scatter or splash (liquid, mud, etc.) here and there.
2 intr. (of rain etc.) fall here and there (glass spattered down).
3 tr. slander (a person's honour etc.).
—n.
1 (usu. foll. by of) a splash (a spatter of mud).
2 a quick pattering sound.
Etymology: frequent. f. base as in Du., LG spatten burst, spout
Useful english dictionary. 2012.