noun, noun which may take the genitive case particle 'no'
under a railway overpass; under the tracks
Often refers to the area beneath elevated train tracks, frequently associated with shops, bars, and restaurants that occupy the space.
See also: ガード
ガード下の小さな居酒屋で一杯やった。
We had a drink at a small izakaya under the railway overpass.
この街のガード下には古い飲食店が並んでいる。
Old eateries line the area under the tracks in this town.
Compound of ガード (from English 'guard', referring to a guard rail or overpass) and 下 (した, 'under'). The exact origin of the term is uncertain, but it likely emerged in urban areas with elevated train lines.