Antonym: clear. Similar words: close, all out, flour, closer, closet, close up, closely, close in. Meaning: [klaʊd] 
n. 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 4. a cause of worry or gloom or trouble 5. suspicion affecting your reputation 6. a group of many insects. v. 1. make overcast or cloudy 2. make less visible or unclear 3. billow up in the form of a cloud 4. make gloomy or depressed 5. place under suspicion or cast doubt upon 6. colour with streaks or blotches of different shades 7. make milky or dull.
n. 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 4. a cause of worry or gloom or trouble 5. suspicion affecting your reputation 6. a group of many insects. v. 1. make overcast or cloudy 2. make less visible or unclear 3. billow up in the form of a cloud 4. make gloomy or depressed 5. place under suspicion or cast doubt upon 6. colour with streaks or blotches of different shades 7. make milky or dull. 
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91. Fog and low cloud cover are expected this afternoon.
92. The black cloud presignified a violent storm.
93. The sun peered through a vast cloud.
94. Cloud cover in the morning should clear later.
95. A cloud passed across the sun.
96. A car sped past in a cloud of dust .
97. A sudden break in the cloud allowed rescuers to spot Michael Benson.
98. Anyone who thinks this legislation will be effective is living in cloud cuckoo land.
99. A huge cloud of dense smoke stretched across the horizon.
100. Her father's illness cast a cloud over her wedding day.
101. A cloud of dust on the horizon announced the arrival of the cavalry.
102. The incident that morning still hung like a cloud over them.
103. The peak of the mountain is perpetually wreathed in cloud.
104. The mushroom cloud over Hiroshima is a horrific image of war.
105. The butcher is under a cloud because the inspectors found that his scales were not honest.
106. A jeep trailing a cloud of dust was speeding in my direction.
107. The American edition of "Cloud Street" is already in its third printing.
108. The moon was fuller than the night before,[http://sentencedict.com/cloud.html] but the light was diffused by cloud.
109. A great cloud of smoke billowed out of the chimney.
110. I am sorry to cast a cloud on the party, but I am afraid there's been some bad news.
111. The only dark cloud on the horizon was that they might have to move house.
112. The cabinet minister left his office under a cloud after a fraud scandal.
113. The initial cloud of tear gas had hardly cleared before shots were fired.
114. If it had hit the Earth, it would have made a crater 100 miles across and thrown up an immense cloud of dust.
115. He still has a cloud of suspicion hanging over him.
116. The sky came over dark as a thick cloud passed before the sun.
117. A cloud of dust on the horizon announced the arrival of the cavalryman.
118. He puffed a cloud of cigarette smoke into my eyes.
119. The only cloud on the horizon is the physics exam in June.
120. Because there was no cloud, he deduced that it was going to be a cold night.