'Desaparecidos' is a Filipino slang term popularized during Martial Law and EDSA People Power era. It means the sudden disappearance of a person without any trace or pattern.
More slang terms and their meanings in the full video: https://www.rappler.com/life-and-style/arts-culture/video-slang-terms-popular-martial-law-edsa-people-power-era/
