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English
block up
Meaning: to completely block or obstruct something
Listen to pronunciation
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Verb inflections
| Form | Inflected form |
|---|---|
| Base | block up |
| 3rd person singular present | blocks up |
| Present participle | blocking up |
| Past | blocked up |
| Will future | will block up |
| Going-to future | going to block up |
| Imperative negative | don't block up / do not block up |
Example
Mud can block up the drain after heavy rain.
Mud can block up the drain after heavy rain.
Usage Notes
This phrasal verb is common with drains, pipes, roads, passages, and systems that become clogged or unusable.
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