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"
utter in a loud voice; talk in a loud voice (usually denoting characteristic manner of speaking); "My grandmother is hard of hearing--you'll have to shout"
utter a sudden loud cry; "she cried with pain when the doctor inserted the needle"; "I yelled to her from the window but she couldn't hear me"