Meaning & use

lying through your teeth

phrase·Advancedinformalfigurative

Last updated

UK/ˌlaɪɪŋ θruː jɔː ˈtiːθ/
US/ˌlaɪɪŋ θruː jʊr ˈtiːθ/

Meaning

  1. phraseidiominformal

    Telling a deliberate, obvious lie, often with great confidence and no sign of shame.

    Grammar: Needs a form of be before it, and your changes to match the subject: she is lying through her teeth.

    Patterns

    • be lying through your teeth
    • lie through your teeth about something

    He said he had never met her, but he was lying through his teeth.

    I was lying through my teeth when I told her I loved the sweater.

    The salesman was lying through his teeth about how many people had bought the car.

Common combinations

accuse someone of lying through their teeth
She accused the manager of lying through his teeth.
know someone is lying through their teeth
I know he is lying through his teeth about the money.
be lying through your teeth about
You are lying through your teeth about that deadline.
caught lying through their teeth
The witness was caught lying through his teeth.

Synonyms and how they differ

lying openly
Lying openly is a plain description, but lying through your teeth adds the idea of shameless confidence.
fibbing
Fibbing is for small, harmless untruths, which is the opposite of the serious lie in this idiom.
bluffing
Bluffing suggests pretending to hold a strong position, while lying through your teeth is just stating a falsehood.
fabricating
Fabricating means inventing something false, usually with more planning, and sounds more formal.

Opposites

telling the truth

Word family

lie verb
to say what is not true
liar noun
a person who lies
lie noun
a false statement
lying noun
the act of telling lies

Commonly confused: lying through your teeth or lying down?

lying through your teeth vs lying down

Lying down is about the body resting flat, a different verb from lie meaning to say what is false.

Practice

"The company says nothing went wrong, but everyone saw the accident, so they are clearly ___."

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