quiet

American Heritage® Dictionary of the English Language, Fourth Edition

1. adj. Making little or no noise: quiet neighbors; a quiet engine.
2. adj. Free of loud noise; hushed: a quiet street.
3. adj. Calm and unmoving; still: a quiet lake.
4. adj. Free of turmoil and agitation; untroubled. See Synonyms at still¹.
5. adj. Restful; soothing: a quiet afternoon nap; a quiet tune on the flute.
6. adj. Tranquil; serene: a quiet place in the country.
7. adj. Not showy or garish; subdued: a room decorated in quiet colors.
8. adj. Restrained in style; understated: a quiet strength; a quiet life.
9. n. The quality or condition of being quiet: "A menacing quiet fills the empty streets” ( Time).
10. v. To cause to become quiet.
11. v. Law To make (a title) secure by freeing from all questions or challenges.
12. v. To become quiet: The child wouldn't quiet down for me.

Century Dictionary and Cyclopedia

1. Being in a state of rest; not being in action or motion; not moving or agitated; still: as, remain quiet; the sea was quiet.
2. Left at rest; free from alarm or disturbance; unmolested; tranquil.
3. Peaceable; not turbulent; not giving offense; not exciting controversy, disorder, or trouble.
4. Undisturbed by emotion; calm; patient; contented.
5. Free from noise or sound; silent; still: as, a quiet neighborhood.
6. Free from fuss or bustle; without stiffness or formality.
7. Not glaring or showy; not such as to attract notice; in good taste: as, quiet colors; a quiet dress.
8. = Syn. 1-5. Placid, Serene, etc. (see calm), peaceful, unruffled, undisturbed.
9. Meek, mild.
10. n. Rest; repose; stillness.
11. n. An undisturbed condition; tranquillity; peace; repose.
12. n. An undisturbed state of mind; peace of soul; patience; calmness.
13. n. Synonyms Repose, Tranquillity, etc. See rest.
14. To bring to a state of rest; stop.
15. To make or cause to be quiet; calm; appease; pacify; lull; allay; tranquillize: as, to quiet the soul when it is agitated; to quiet the clamors of a nation; to quiet the disorders of a city.
16. Synonyms To compose, soothe, sober; to still, silence, hush.
17. To become quiet or still; abate: as, the sea quieted.

Wiktionary

1. adj. With little or no sound; denoting absence of disturbing noise.
2. adj. Having little motion or activity; calm.
3. adj. Not busy, of low quantity.
4. adj. Not talking much or not talking loudly; reserved.
5. v. To become quiet, silent, still, tranquil, calm.
6. v. To cause someone to become quiet.
7. n. The absence of sound; quietness.
8. n. the absence of movement; stillness, tranquility

GNU Webster's 1913

1. adj. In a state of rest or calm; without stir, motion, or agitation; still.
2. adj. Free from noise or disturbance; hushed; still.
3. adj. Not excited or anxious; calm; peaceful; placid; settled.
4. adj. Not giving offense; not exciting disorder or trouble; not turbulent; gentle; mild; meek; contented.
5. adj. Not showy; not such as to attract attention; undemonstrative.
6. n. The quality or state of being quiet, or in repose; as an hour or a time of quiet.
7. n. Freedom from disturbance, noise, or alarm; stillness; tranquillity; peace; security.
8. v. To stop motion in; to still; to reduce to a state of rest, or of silence.
9. v. To calm; to appease; to pacify; to lull; to allay; to tranquillize
10. v. To become still, silent, or calm; -- often with down.

WordNet 3.0

1. n. the absence of sound
2. n. a period of calm weather
3. adj. in a softened tone
4. n. an untroubled state; free from disturbances
5. adj. not showy or obtrusive
6. adj. characterized by an absence or near absence of agitation or activity
7. adv. with little or no activity or no agitation (`quiet' is a nonstandard variant for `quietly')
8. v. make calm or still
9. adj. free of noise or uproar; or making little if any sound
10. adj. of the sun characterized by a low level of surface phenomena like sunspots e.g.
11. adj. (of a body of water) free from disturbance by heavy waves
12. n. a disposition free from stress or emotion
13. v. become quiet or quieter