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v. de·bouched, de·bouch·ing, de·bouch·es
1. To march from a narrow or confined area into the open.
2. To emerge; issue: "His companions still lay in the bed of the ravine, through which the smaller stream debouched" (James Fenimore Cooper).
To cause to emerge or issue.
[French déboucher : dé-, out of (from Old French des-; see de-) + bouche, mouth (from Latin bucca, cheek, mouth).]
1. (Military) (intr) (esp of troops) to move into a more open space, as from a narrow or concealed place
2. (Physical Geography) (intr) (of a river, glacier, etc) to flow from a valley into a larger area or body
(Fortifications) fortifications Also called: débouché an outlet or passage, as for the exit of troops
[C18: from French déboucher, from dé- dis1 + bouche mouth, from Latin bucca cheek]
de•bouch(dɪˈbaʊtʃ; esp. for 2 -ˈbuʃ)
1. to emerge; issue.
2. to march out from a narrow or confined place into open country, as a body of troops.
[1655–65; < French déboucher=dé- dis-1 + -boucher, v. derivative of bouche mouth < Latin bucca cheek, jaw]
Past participle: debouched
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|Verb||1.||debouch - march out (as from a defile) into open ground; "The regiments debouched from the valley"|
|2.||debouch - pass out or emerge; especially of rivers; "The tributary debouched into the big river"|