| n. | 1. | One who, or that which, closes; specifically, a boot closer. See under Boot. |
| 2. | A finisher; that which finishes or terminates. | |
| 3. | (Masonry) The last stone in a horizontal course, if of a less size than the others, or a piece of brick finishing a course. |
| Noun | 1. | closer - a person who closes something; "whoever is the closer has to turn out the lights and lock up" |
| 2. | closer - (baseball) a relief pitcher who can protect a lead in the last inning or two of the game Synonyms: finisher | |
| Adv. | 1. | closer - (comparative of `near' or `close') within a shorter distance; "come closer, my dear!"; "they drew nearer"; "getting nearer to the true explanation" |