1. To reduce the distance, difference, or disparity between two things, people, or positions
The team narrowed the gap in the second half of the game.
O time reduziu a diferença na segunda metade do jogo.
2. To make progress toward closing a gap or bridging a divide
New policies aim to narrow the gap between rich and poor.
Novas políticas visam reduzir a diferença entre ricos e pobres.