showing lack of attention or boredom; "the yawning congregation"
half asleep; "made drowsy by the long ride"; "it seemed a pity to disturb the drowsing (or dozing) professor"; "a tired dozy child"; "the nodding (or napping) grandmother in her rocking chair"
under the influence of narcotics; "knocked out by doped wine"; "a drugged sleep"; "were under the effect of the drugged sweets"; "in a stuperous narcotized state"
an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom; "he could not suppress a yawn"; "the yawning in the audience told him it was time to stop"; "he apologized for his oscitancy"
utter a yawn, as from lack of oxygen or when one is tired; "The child yawned during the long performance"
the quality of wearisome constancy, routine, and lack of variety; "he had never grown accustomed to the monotony of his work"; "he was sick of the humdrum of his fellow prisoners"; "he hated the sameness of the food the college served"
expectorated matter; saliva mixed with discharges from the respiratory passages; in ancient and medieval physiology it was believed to cause sluggishness