| 1. | a tapering, four-sided shaft of stone, usually monolithic and having a pyramidal apex. |
| 2. | something resembling such a shaft. |
| 3. | an obelus. |
| 4. | Printing. dagger (def. 2). |

| 1. | a short, swordlike weapon with a pointed blade and a handle, used for stabbing. |
| 2. | Also called obelisk. Printing. a mark (†) used esp. for references. |
| 3. | to stab with or as if with a dagger. |
| 4. | Printing. to mark with a dagger. |
| 5. | look daggers at, to look at angrily, threateningly, or with hate. |