having a small distance from one side to the other, especially in comparison with the length
The bridge is too narrow for a car to drive over.
The narrow alleyways of the medieval town added charm to its historic ambiance.
A narrow bridge spanned the river, connecting the two sides of the picturesque valley.
The mountain trail became increasingly narrow as it ascended to higher elevations.
The narrow gap between the buildings allowed only a sliver of sunlight to reach the courtyard.