Literally: to die on the beach, alluding to a castaway swimming to land.
morrer na praia (first-person singular present indicative morro na praia, short past participle morto na praia, long past participle morrido na praia)
- Used other than as an idiom: see morrer, na, praia.
- (idiomatic) To fail after trying hard and almost succeeding.
1999 January, “Vamos a la playa”, Placar, Abril, page 68:
- Eliminada pelo Cruzeiro, a Portuguesa de novo morreu na praia
- Eliminated by Cruzeiro, Portuguesa died on the beach again.