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To open or empty into another part.
[Fr. bouche, mouth]
References in periodicals archive ?
The post Miocene age of the faulted eastern escarpment implies either that any major west-flowing streams that originally extended east of the present upland were truncated by the faulting, or that all the present east-flowing rivers that drain the eastern upland and debouch on to the eastern piedmont --the Bremer, the Marne, the Truro and the Burra, for instance, postdate the faulting.
I was assured that the Division was then ready to debouch for a dash towards Chawinda.
Arrivals are at the lower level and debouch into a triple-height canyon over which bridges connect the road spine to the check-in hall, which follows the curve of the crescent.