The Wellingara based-club is among the teams scuffling for promotion to the country's Elite League next season.
Young Africans are struggling for survival in the Second Division League for another season.
PSV Wellingara clinched the significant three points after scoring three goals in the match without Young Africans replying to edge closer to gaining promotion to The Gambia Football Federation (GFF) First Division One League next season.
Young Africans now dropped to 12th place on the Second Division League table with 32 points after slipping to PSV Wellingara.
The Banjul based-club must win their remaining five matches to remain in the country's Second Tier for another season.
Meanwhile, bottom-place Water Side FC thumped B4U Kiang West 2-0 at the Banjul Mini Stadium to climb to second-place from bottom on the Second Division League table with 26 points.
B4U Kiang West dropped to 9th place on the Second Tier table with 42 points after losing to Water Side FC.
