Bible Dictionaries
The Gapes

Webster's Dictionary

(1):

A disease of young poultry and other birds, attended with much gaping. It is caused by a parasitic nematode worm (Syngamus trachealis), in the windpipe, which obstructs the breathing. See Gapeworm.

(2):

A fit of yawning.

Bibliography Information
Webster, Noah. Entry for 'The Gapes'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/the-gapes.html. 1828.