1.any collection of particles (e.g., smoke or dust) or gases that is visible
2.a visible mass of water or ice particles suspended at a considerable altitude
3.out of touch with reality;
his head was in the clouds
4.a cause of worry or gloom or trouble;
the only cloud on the horizon was the possibility of dissent by the French
5.suspicion affecting your reputation;
after that mistake he was under a cloud
6.a group of many insects;
a swarm of insects obscured the light
1.make overcast or cloudy;
Fall weather often overcasts our beaches
2.make less visible or unclear;
The stars are obscured by the clouds
3.billow up in the form of a cloud;
The smoke clouded above the houses
4.make gloomy or depressed;
Their faces were clouded with sadness
5.place under suspicion or cast doubt upon;
sully someone's reputation
6.colour with streaks or blotches of different shades
7.make milky or dull;
The chemical clouded the liquid to which it was added