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]
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.
to come to a dead end: The road dead-ends at the lake.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.