1. something, as a street or water pipe, that has no exit.
2. a position that offers no hope of progress; blind alley; cul-de-sac: His theory led him to a dead end.
Pronunciation: (ded'end'),[key] —adj. 1. terminating in a dead end: a dead-end street. 2. Also,dead'-end'ed.having no possibility for or hope of progress, advancement, etc.: a low-level, dead-end job. 3. leading a life in the slums: growing up as a tough dead-end kid.
—v.i. to come to a dead end: The road dead-ends at the lake.