Used when something doesn't meet expectations, especially if success was anticipated. Her innovative app concept fell flat after poor user feedback.
Pro Tip 2/3
Perception of Failure
Implies a noticeable lack of success, often publicly evident. Despite the hype, the festival fell flat with lower than expected attendance.
Pro Tip 3/3
Embarrassment Potential
Can suggest an embarrassing outcome, particularly with creative endeavors or public speaking. His speech fell flat, leaving the audience uncomfortable.