Fall flat
verb
To fail completely, especially in an embarrassing way.
The new television show fell flat, with scarcely any viewers.

Often appears as...
- the joke fell flat
- the performance fell flat
Usage tips
Idiomatic
adjective
Lacking the expected or usual force, quality, or effectiveness.
The soda is fall flat, it lost all its gas.

Often appears as...
- the beer fell flat
- the charger fell flat
verb
To say or do something that is intended to make people laugh but that is not really funny or appropriate.
His joke about her baldness fell flat.

Often appears as...
- the jibe fell flat
- the prank fell flat
Usage tips
Disapproving
Idiomatic
verb
To fail completely, especially in an embarrassing way.
The new television show fell flat, with scarcely any viewers.

Often appears as...
- the joke fell flat
- the performance fell flat
Usage tips
Idiomatic
adjective
Lacking the expected or usual force, quality, or effectiveness.
The soda is fall flat, it lost all its gas.

Often appears as...
- the beer fell flat
- the charger fell flat
verb
To say or do something that is intended to make people laugh but that is not really funny or appropriate.
His joke about her baldness fell flat.

Often appears as...
- the jibe fell flat
- the prank fell flat
Usage tips
Disapproving
Idiomatic
Definition 1 of 3

Expectation vs. Reality
Used when something doesn't meet expectations, especially if success was anticipated.

Her innovative app concept fell flat after poor user feedback.
Perception of Failure
Implies a noticeable lack of success, often publicly evident.

Despite the hype, the festival fell flat with lower than expected attendance.
Embarrassment Potential
Can suggest an embarrassing outcome, particularly with creative endeavors or public speaking.

His speech fell flat, leaving the audience uncomfortable.
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