To open the mouth wide
- To open the mouth wide; yawn.
- To stare wonderingly or stupidly, often with the mouth open. See Synonyms at gaze.
- To open wide: The curtains gaped when the wind blew.
- The act or an instance of gaping.
- A large opening.
- Zoology The width of the space between the open jaws or mandibles of a vertebrate.
- A disease of birds, especially young domesticated chickens and turkeys, caused by gapeworms and resulting in obstructed breathing.
- A fit of yawning.