| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| dead end | |
| —n | |
| 1. | another name for cul-de-sac |
| 2. | a situation in which further progress is impossible |
| 3. | dead-end (as modifier): a dead-end street; a dead-end job |
| —vb | |
| 4. | chiefly (US), (Canadian) (intr) to come to a dead end |
dead end
A passage that has no exit, as in This street's a dead end, so turn back. [Late 1800s]
An impasse or blind alley, allowing no progress to be made. For example, This job is a dead end; I'll never be able to advance. [c. 1920]