English Reference
Idiom idiom

mommy brain


A state in which a new mother is forgetful, absent-minded, or easily distracted.

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


SIMPLE

I forgot my keys again because of my mommy brain.

CONTEXTUAL

I walked into the kitchen and forgot why I was there, so I guess I have mommy brain today.

COMPLEX

Despite her usual sharp attention to detail, she found herself struggling with persistent mommy brain during the busy first months of motherhood.


Related idioms8entries
  1. 01

    beat one's brain

    To struggle to think or remember something.

  2. 02

    beat someone's brains out

    To beat someone very severely (especially in the head).

  3. 03

    bend the brain

    To be difficult to comprehend.

  4. 04

    bird of one's own brain

    One's own idea or conception.

  5. 05

    blow someone's brains out

    To perform fellatio on another person, as to give them an orgasmic experience.

  6. 06

    brain blast

    The moment of a sudden unexpected discovery.

  7. 07

    brain bucket

    A protective helmet, as worn, for example, by a motorcyclist, bicyclist, or soldier in combat.

  8. 08

    brain candy

    A narrative, commentary, etc. which amuses and holds one's attention, but which lacks intellectual depth or importance.

Last updated August 10, 2026