ENGLISH
REFERENCE

mother of all

idiom
Meaning

Used before a plural noun to form a compound noun having the sense of: the greatest or largest of (its kind); the most epic example of (its kind).


Origin

disputed origin

Calque of Arabic أُمّ (ʔumm, “mother (of)”). Popularized and given its current sense by Saddam Hussein's claim that the impending Gulf War would be the أُمّ المَعَارِك (ʔumm al-maʕārik, “mother of (all) battles”), though mother had long been used in somewhat similar senses in English, and other familial terms are used with the same meaning, like granddaddy (of all traffic jams) and father (of all battles).

Examples
SIMPLE

That storm was the mother of all rainstorms.

CONTEXTUAL

After weeks of preparation, the team faced the mother of all challenges during the final presentation.

COMPLEX

The mountain pass was blocked by the mother of all snowstorms, leaving the travelers stranded in the wilderness for three days.

Anchors to
Related idioms8entries
  1. 01

    and his mother

    Serves as an intensifier for an inclusive noun or phrase such as everyone, anyone, each someone or all someones.

  2. 02

    be mother

    To pour out tea for others.

  3. 03

    like mother, like daughter

    A daughter takes after her mother.

  4. 04

    mother hen

    An outspoken and overprotective woman or person dealing with others' affairs; especially, an assertive matriarch.

  5. 05

    Mother Hubbard

    Empty.

  6. 06

    mother lode

    Any source of valuable or useful material.

  7. 07

    patience of Mother Teresa

    A great deal of patience.

  8. 08

    refrigerator mother

    An emotionally frigid mother, who does not exhibit normal care or love for her child or children.

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