n (usu sing 通常作单数)
1 (land at the) side of a road or path 路旁（的地方）
*[attrib 作定语] wayside flowers 路旁的花.
2 (idm 习语) fall by the `wayside(euph 婉) fail to make progress in life; slip into dishonest ways 未能在生活中取得成就; 步入歧途.

n[C]
literary the side of a road
→fall by the waysideatfall¹ (16)