hash up
B2 informal separable transitive
In simple words
To make a mess of something; to do something very badly.
Literal meaning: To chop something up — as in making a hash (chopped dish) from leftovers.
Meanings
1 B2
idiomatic
informal
To ruin or spoil something through incompetence or carelessness.
"He really hashed up the presentation — the slides were in the wrong order and the data was incorrect."
Grammar: separable
2 C1 neutral
To prepare a quick, rough meal from leftover food, especially meat.
"She hashed up the leftover lamb and potatoes for a simple dinner."
Grammar: separable
Usage notes
Chiefly British English. Somewhat old-fashioned compared to 'mess up' or 'botch'. Also used more literally to mean reheating or making a quick meal from leftover meat (a 'hash'). The negative sense of doing something badly is the more common modern usage.
Commonly used with
job attempt plan performance report presentation
Forms
Base
hash up
I/you/we/they
3rd person
hashes up
he/she/it
Past simple
hashed up
yesterday
Past participle
hashed up
have + pp
-ing form
hashing up
continuous
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