crazy up
C1 slang separable both
In simple words
To make someone go crazy and very excited, or to start behaving in a wild, out-of-control way.
Meanings
1 C1
idiomatic
slang
To make someone or a group very excited and out of control.
"The DJ crazied up the crowd with a sudden drop in the bass."
Grammar: separable
2 C1
idiomatic
slang
To behave in an erratic, chaotic, or wild manner.
"Things really crazied up after midnight when everyone had been drinking."
Grammar: inseparable
Usage notes
Very informal and relatively rare. Mainly heard in North American slang. Not widely established in standard dictionaries — learners should treat it as a marginal expression. Often used in contexts of parties, excitement, or reckless behaviour.
Commonly used with
crowd party fans music energy
Forms
Base
crazy up
I/you/we/they
3rd person
crazies up
he/she/it
Past simple
crazied up
yesterday
Past participle
crazied up
have + pp
-ing form
crazying up
continuous
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Synonyms
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