English Reference
Idiom idiom

never in a month of Sundays


At no time whatsoever.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.


SIMPLE

I will never in a month of Sundays agree to that plan.

You will find a cheaper apartment in this city never in a month of Sundays.

I will wear those bright orange pants never in a month of Sundays.

CONTEXTUAL

He told his boss that he would never in a month of Sundays finish such a massive project by tomorrow morning.

My grandmother believes that my brother will clean his messy garage never in a month of Sundays, despite his many promises to do it.

The old car is so broken that it will start again never in a month of Sundays, even if a professional mechanic looks at it.

COMPLEX

She insisted that, never in a month of Sundays, would she return to the place where she had suffered such profound disappointment.


First recorded in the mid-18th century, the expression relies on the arithmetic of the liturgical calendar. A month of Sundays would mathematically require thirty-one weeks to complete, rendering the duration significantly longer than a standard month. It functions as a hyperbolic measure of time, suggesting an event that will not occur within any foreseeable or conventional span.


Related idioms8entries
  1. 01

    a wild goose never laid a tame egg

    Most things are inherited and predetermined.

  2. 02

    any given Sunday

    On a particular day, an unpredictable outcome can occur.

  3. 03

    first of never

    A nonexistent day; a day that will never come.

  4. 04

    from here to Sunday

    Everywhere; all over the place.

  5. 05

    I never did

    An exclamation of great surprise.

  6. 06

    I never miss

    I am aware of what is going on; I know what is happening.

  7. 07

    month in, month out

    During every month; continuously.

  8. 08

    month of Sundays

    A very long time; a period regarded as too long.

Last updated August 10, 2026