기대에 못 미치거나 감동을 주지 못해 실망스러운.
Failing to produce a strong positive impact or to meet expectations; disappointing.
예문:
"The sequel to the blockbuster movie was surprisingly underwhelming, lacking the charm of the original."
"After months of hype, the product launch turned out to be quite underwhelming for the tech community."
"Despite the chef's reputation, the meal we had last night was rather underwhelming."