To stare wonderingly or stupidly, often with the mouth open. See Synonyms at gaze.
To open wide: The curtains gaped when the wind blew.
n.
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.
gapes(used with a sing. verb) A disease of birds, especially young domesticated chickens and turkeys, caused by gapeworms and resulting in obstructed breathing.
Gap\, n. [OE. gap; cf. Icel. gap an empty space, Sw. gap mouth, breach, abyss, Dan. gab mouth, opening, AS. geap expanse; as adj., wide, spacious. See Gape.] An opening in anything made by breaking or parting; as, a gap in a fence; an opening for a passage or entrance; an opening which implies a breach or defect; a vacant space or time; a hiatus; a mountain pass. Miseries ensued by the opening of that gap. --Knolles. It would make a great gap in your own honor. --Shak. Gap lathe (Mach.), a turning lathe with a deep notch in the bed to admit of turning a short object of large diameter. To stand in the gap, to expose one's self for the protection of something; to make defense against any assailing danger; to take the place of a fallen defender or supporter. To stop a gap, to secure a weak point; to repair a defect.