| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| bore1 |
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| PRONUNCIATION: |  bôr, b r |
| VERB: | Inflected forms: bored, bor·ing, bores
| | TRANSITIVE VERB: | 1. To make a hole in or through, with or as if with a drill. 2. To form (a tunnel, for example) by drilling, digging, or burrowing. | | INTRANSITIVE VERB: | 1. To make a hole in or through something with or as if with a drill: “three types of protein that enable the cells to bore in and out of blood vessels” (Elisabeth Rosenthal, New York Times Nov 21 1989). 2. To proceed or advance steadily or laboriously: a destroyer boring through heavy seas. | | NOUN: | 1. A hole or passage made by or as if by use of a drill. 2. A hollow, usually cylindrical chamber or barrel, as of a firearm. 3. The interior diameter of a hole, tube, or cylinder. 4. The caliber of a firearm. 5. A drilling tool. | | ETYMOLOGY: | Middle English boren, from Old English borian.
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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