fall by the wayside

way·side  (wsd)

n.

The side or edge of a road, way, path, or highway.

adj.

Situated at or near the side of a road, way, path, or highway: a wayside inn.

Idioms:

fall by the wayside

To fail to continue; give up.

go by the wayside

To be set aside or discarded because of other considerations.

Thesaurus

Verb

1.

fall by the wayside - give up in the face of defeat of lacking hope; admit defeat; "In the second round, the challenger gave up" chuck up the sponge, drop by the wayside, drop out, throw in the towel, throw in, give up, quit