dead end
noun
plural
dead ends
plural
dead ends
Britannica Dictionary definition of DEAD END
[count]
1
:
a street that ends instead of joining with another street so that there is only one way in and out of it
2
:
a situation, plan, or way of doing something that leads to nothing further
— dead–end
/ˈdɛdˌɛnd/
adjective,
always used before a noun