Word.ws English Dictionary

rat out

rat out verb: to inform authorities (about someone); to tell on (somebody).

Verb

rat out (third-person singular simple present rats out, present participle ratting out, simple past and past participle ratted out)

  1. (derogatory, slang, transitive) To inform authorities (about someone); to tell on (somebody).
    • Don't you dare rat me out or I'll kill you!

rat out meaning in Tagalog

rat out in Tagalog

to inform authorities (about someone)
magsumbong, isumbong, magsuplong, isuplong, kumanta, ikanta

Synonyms of rat out

24 more synonymsFewer synonyms

Forms of rat out

third-person singular presentrats out
present participleratting out
past participleratted out
pastratted out

Questions about rat out

What does rat out mean?
Rat out means to inform authorities (about someone); to tell on (somebody).
What is rat out in Tagalog?
Rat out in Tagalog is magsumbong, isumbong, magsuplong. See Rat out meaning in Tagalog.
What part of speech is rat out?
Rat out is a verb.
What is the past tense of rat out?
The past tense of rat out is ratted out.

Words near rat out in the dictionary

  1. rat lungworm
  2. rat lungworms
  3. rat mole
  4. rat moles
  5. rat on
  6. rat out
  7. rat pack
  8. rat packs
  9. rat pit
  10. rat pits
  11. rat poison

Source and license

Adapted from Wiktionary: rat out (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-rat out.ogg.

Cite this entry: “rat out.” Word.ws, https://word.ws/rat_out. Based on Wiktionary, CC BY-SA 4.0.