English Reference

Phrasal verb

fink on

Definition

phrasal verb. to tell someone in authority, like a teacher or the police, about something bad another person did. You usually do this to get them in trouble or to help yourself.

phrasal verb. to inform on or betray an associate to an authority figure; functions as an intransitive phrasal verb followed by a prepositional object.

Examples

“He decided to fink on his friends to avoid jail.”

“The gang members were worried that one of their own might fink on them to the detectives.”

“The informant was eventually ostracized by his community after it was discovered he had been finking on local activists for years.”

Examples

simple

“He decided to fink on his friends to avoid jail.”

contextual

“The gang members were worried that one of their own might fink on them to the detectives.”

complex

“The informant was eventually ostracized by his community after it was discovered he had been finking on local activists for years.”

Usage

highly informal and carries a strong negative connotation of betrayal.

Teaching tip

this is a more colorful, slangy alternative to 'inform on' or 'tell on'; it is often associated with crime movies or schoolyard snitching.

Pitfall

He finked his brother.

He finked on his brother.

the verb requires the preposition 'on' before the person being reported.

Phrasal verb

Particles

on

Separability

inseparable

Pattern

fink + on + object

Synonyms

tell onsnitch onrat outinform on

Antonyms

cover forkeep a secretprotect

Grammar

This entry

Level
C2 · Proficiency
Updated

Scan code

englishreference.com/q/fink-on

English Reference