- Mil. to come forth from a narrow or shut-in place into open country
- to come forth; emerge
Origin of debouchFrench déboucher, to emerge from ; from dé- (see de-) + bouche, mouth, opening ; from Classical Latin bucca, cheek: see buccal
verbde·bouched, de·bouch·ing, de·bouch·es
- To march from a narrow or confined area into the open.
- To emerge; issue: “His companions still lay in the bed of the ravine, through which the smaller stream debouched” (James Fenimore Cooper).
Origin of debouchFrench déboucher : dé-, out of (from Old French des-; see de–) + bouche, mouth (from Latin bucca, cheek, mouth).
- (geography) A narrow outlet from which a body of water pours.
- (military) A fortress at the end of a defile.
(third-person singular simple present debouches, present participle debouching, simple past and past participle debouched)
French déboucher (de + bouche), modelled on Italian sboccare.