verb (used with object) 1.to overspread with or as if with
clouds:
a summer storm that briefly overclouds the sun; to overcloud one's pleasure with solemn thoughts. 2.to darken; obscure; make gloomy: a childhood that was overclouded by the loss of his parents.
verb (used without object) 3.to become
clouded over or overcast:
Toward evening the sky began to overcloud.