| English > English |
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| open up |
| 1. v. (intransitive, transitive) To open. |
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| Some vacancies have opened up due to retirements. |
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| Open up the door! |
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| 2. v. (intransitive) To reveal oneself; to share personal information about oneself; to become communicative. |
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| After three hours of questioning, he finally opened up. |
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| 3. v. (intransitive) To commence firing weapons. |
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| As the convoy entered the pass, we opened up on them with everything we had. |
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| 4. v. (intransitive figuratively, of the sky) To rain. |
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| The sky has really opened up, I've never seen this much rain! |
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| Analysis |
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| open |
| 1. adj. (not comparable) Not closed; accessible; unimpeded. |
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| Turn left after the second open door. |
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| It was as if his body had gone to sleep standing up and with his eyes open. |
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| 2. adj. Not drawn together, closed, or contracted; extended; expanded. |
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| an open hand; an open flower; an open prospect |
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| up |
| 1. adv. Away from the surface of the Earth or other planet; in opposite direction to the downward pull of gravity. |
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| I looked up and saw the airplane overhead. |
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| 2. adv. (intensifier) Used as an aspect marker to indicate a completed action or state Thoroughly, completely. |
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| I will mix up the puzzle pieces. |
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| Tear up the contract. |
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