block up
A2 neutral separable transitive
In simple words
To block a hole or pipe completely so nothing can pass.
Literal meaning: To put blocks into something until it is completely stopped up.
Meanings
1 A2 neutral
To obstruct a pipe, drain, or passage so that nothing can flow through it.
"The drain in the bathroom is blocked up with hair again."
Grammar: separable
2 A2 neutral
Of the nose or sinuses: to become congested so breathing is difficult.
"My nose is completely blocked up from this cold."
Grammar: separable
3 B1 neutral
To fill or seal an opening, such as a window or doorway, permanently.
"They blocked up the old fireplace when they renovated the living room."
Grammar: separable
Usage notes
Commonly used for plumbing, nasal congestion, and road/traffic situations. Very frequent in everyday British English. 'My nose is blocked up' is a very common use.
Commonly used with
nose drain pipe sink road pore toilet
Forms
Base
block up
I/you/we/they
3rd person
blocks up
he/she/it
Past simple
blocked up
yesterday
Past participle
blocked up
have + pp
-ing form
blocking up
continuous
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Synonyms
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