(noun, verb)


1. (geography) A narrow outlet from which a body of water pours.

2. (military) A fortress at the end of a defile.


1. march out (as from a defile) into open ground

- The regiments debouched from the valley

Definition categories: motion, march, process

2. pass out or emerge; especially of rivers

- The tributary debouched into the big river

Definition categories: change, egress, emerge, issue