1. Utter a yawn, as from lack of oxygen or when one is tired
   "The child yawned during the long performance" 
2. Be wide open
   - gape, yaw

1. An involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom
   "he could not suppress a yawn"
   - yawning, oscitance, oscitancy, oscitation

Derived forms: yawned, yawns, yawning

See also: yawner

Type of: be, breathe, inborn reflex, innate reflex, instinctive reflex, physiological reaction, reflex, reflex action, reflex response, respire, suspire, take a breath, unconditioned reflex

Encyclopedia: Yawn

• brush cut
• brush discharge
• brush down
• brush fire
• brush kangaroo
• brush on
• brush turkey
• brush wolf
• brush-footed butterfly
• brush-off
• brush-tail porcupine
• brush-tailed phalanger
• brush-tailed porcupine
• brushed
• brushing
• brushlike
• brushstroke
• brushup
• brushwood
• brushwork
• brushy
• brusk
• brusque
• brusquely
• brusqueness