Search
Select the dictionary language
to rat on
[phrase form: rat]
01
to inform an authority about the wrong or illegal actions of others
Dialect
British
British
Examples
I ca n't believe you ratted on me like that to mom and dad — I'm never telling you anything ever again!
John ratted on me, and I got in trouble.
02
to not fulfill a promise or agreement
DialectBritish
British
Examples
I ca n't back someone who rats on his promises.
The government is accused of ratting on its promises to the unemployed.
