- Veterinary Pathology. a parasitic disease of poultry and other birds, characterized by frequent gaping due to infestation of the trachea and bronchi with gapeworms.
- a fit of yawning.
Origin of gapes
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a disease of young domestic fowl, characterized by gaping or gasping for breath and caused by parasitic worms (gapeworms)
- informal a fit of yawning