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Meaning of phlegm

phlegm

Pronunciation: (flem), [key]
— n.
  1. the thick mucus secreted in the respiratory passages and discharged through the mouth, esp. that occurring in the lungs and throat passages, as during a cold.
  2. one of the four elemental bodily humors of medieval physiology, regarded as causing sluggishness or apathy.
  3. sluggishness, indifference, or apathy.
  4. self-possession, calmness, or composure.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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