n any collection of particles (e.g., smoke or dust) or gases that is visible
n a visible mass of water or ice particles suspended at a considerable altitude
n out of touch with reality
n a cause of worry or gloom or trouble
n suspicion affecting your reputation
n a group of many things in the air or on the ground
v make overcast or cloudy
v make less visible or unclear
v billow up in the form of a cloud
v make gloomy or depressed
v place under suspicion or cast doubt upon
v make less clear
v colour with streaks or blotches of different shades
v make milky or dull