English Reference
Idiom idiom

flip one's lid


To become explosively angry, to lose one's temper.

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


SIMPLE

My boss will flip his lid if he sees this mistake.

CONTEXTUAL

When he saw the deep scratches on his new car, he completely flipped his lid.

COMPLEX

The manager was known to flip his lid whenever his staff failed to meet the strict production quotas.


Originally an Americanism, the phrase is formed from the analogy of a boiling pot explosively displacing its lid due to the accumulation of internal pressure.


Related idioms8entries
  1. 01

    abound in one's own sense

    To follow one’s own inclinations and opinions.

  2. 02

    ace up one's sleeve

    A surprise advantage of which others are not aware.

  3. 03

    act one's age

    To behave in a manner appropriate to one's age.

  4. 04

    act one's age, not one's shoe size

    Synonym of act one's age (“to behave in a mature manner; to avoid being childish”).

  5. 05

    afraid of one's own shadow

    Exceptionally timid.

  6. 06

    air one's dirty laundry in public

    To reveal one's sordid secrets to the public.

  7. 07

    air one's dirty linen in public

    Synonym of air one's dirty laundry in public.

  8. 08

    albatross around one's neck

    A characteristic, possession, associate, or previous deed that hinders one's ability to succeed.

Last updated August 10, 2026