Spanish Etymology From lámpara (“stain”) + -oso. Adjective lamparoso (feminine lamparosa, masculine plural lamparosos, feminine plural lamparosas) (El Salvador, Nicaragua) grubby (covered in stains) Related terms lamparón Further reading “lamparoso”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 2024 December 10 “lamparoso”, in Diccionario de americanismos [Dictionary of Americanisms] (in Spanish), Association of Academies of the Spanish Language [Spanish: Asociación de Academias de la Lengua Española], 2010 Wikiwand - on Seamless Wikipedia browsing. On steroids.