1. An ending or conclusion that is dull, uninspiring, or fails to meet expectations
The movie had a lackluster finish that left audiences disappointed.
O filme teve um final sem brilho que deixou o público decepcionado.
2. A weak or underwhelming conclusion to an event, performance, or competitive activity
Despite a strong first half, the team's lackluster finish cost them the championship.
Apesar de um primeiro tempo forte, o desfecho desanimador do time custou-lhes o campeonato.