English Reference
Idiom idiom

grow a tail


to be nearly about to defecate, to the point of being unable to completely hold it in

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


SIMPLE

I need a bathroom fast because I am starting to grow a tail.

Pull the car over now because I am growing a tail.

CONTEXTUAL

The traffic jam lasted for hours, and I was really starting to grow a tail by the time we reached the exit.

The runner sprinted toward the portable toilets after the race because he felt like he was about to grow a tail.

She regretted drinking that extra cup of coffee during the long meeting when she realized she was starting to grow a tail.

COMPLEX

After consuming the questionable street food, he realized with mounting panic that he was beginning to grow a tail and desperately scanned the street for a public restroom.


The idiom is a metaphor concerning the proximity of the human anus to the anatomical position of a tail. Growing in this context denotes the partial expulsion of faeces when an individual attempts to prevent the act, creating a physical protrusion that mimics the development of a temporary appendage.


Related idioms8entries
  1. 01

    absence makes the heart grow fonder

    One feels more love or affection for those one loves when parted from them.

  2. 02

    chase one's tail

    To busily try to perform many tasks or to repeatedly revise one's plans, especially with inefficient use of one's time and limited results.

  3. 03

    chase tail

    To be on the hunt for a (usually sexual) partner.

  4. 04

    grow a pair

    To be brave; to show some courage, especially in a situation in which one has so far failed to do so.

  5. 05

    grow a set

    Synonym of grow a pair.

  6. 06

    grow apart

    To gradually become estranged.

  7. 07

    grow cold

    To wane; to lose interest or enthusiasm for something or someone; to become disenchanted or to fall out of love with someone.

  8. 08

    grow on

    To become more likeable to someone.

Last updated August 10, 2026