1 C1 idiomatic slang
To report someone's illegal or wrongful actions to an authority, especially the police.
"He snitched up his own crew to get a lighter sentence."
separable
snitch up
C1 slang separable transitive
To inform on someone to a person in authority, especially by revealing their wrongdoing.
In plain English
To tell a teacher, boss, or the police that someone has done something wrong.
What does "snitch up" mean?
2 meanings, ordered from most common to least. Color-coded by CEFR level.
2 C1 idiomatic slang
To tell a figure of authority (teacher, parent, manager) about someone else's minor misbehaviour.
"I can't believe you snitched me up to the teacher over something so small."
separable
Usage tip
Slang, particularly common in youth and street culture. Strong negative connotation — being a 'snitch' is considered a serious social offence in many communities. More common in American English. The simple verb 'snitch' is more frequent than the phrasal 'snitch up.'
Words that pair with "snitch up"
Natural word combinations native speakers use most often.
to the police to the boss to the teacher someone's secret a crime
How to conjugate "snitch up"
The five tense forms you'll use most often.
Base
snitch up
I/you/we/they
3rd person
snitches up
he/she/it
Past simple
snitched up
yesterday
Past participle
snitched up
have + pp
-ing form
snitching up
continuous
Hear "snitch up" in the wild
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