calzón

Galician

Attested since the 14th century, as a surname. From calza +‎ -ón.

calzón m (plural calzóns)

Xavier Varela Barreiro, Xavier Gómez Guinovart (2006–2018) “calçon”, in Corpus Xelmírez - Corpus lingüístico da Galicia medieval (in Galician), Santiago de Compostela: ILG
Antón Luís Santamarina Fernández, editor (2006–2013), “calzón”, in Dicionario de Dicionarios da lingua galega [Dictionary of Dictionaries of the Galician language] (in Galician), Santiago de Compostela: Instituto da Lingua Galega
Antón Luís Santamarina Fernández, Ernesto Xosé González Seoane, María Álvarez de la Granja, editors (2003–2018), “calzón”, in Tesouro informatizado da lingua galega (in Galician), Santiago de Compostela: Instituto da Lingua Galega
Rosario Álvarez Blanco, editor (2014–2024), “calzón”, in Tesouro do léxico patrimonial galego e portugués (in Galician), Santiago de Compostela: Instituto da Lingua Galega, →ISSN
“calzón”, in Dicionario da Real Academia Galega (in Galician), A Coruña: Royal Galician Academy, 2012–2024

From calza +‎ -ón. Compare Italian calzone. Doublet of sosón.

calzón m (plural calzones)

In Spain, it is generally used only in the plural.
In El Salvador, it is used as a regular countable noun meaning 'pair of panties', perfectly normally in the singular: Me compré un calzón nuevo 'I bought a new pair of panties (for myself)', Se te olvidó empacar esos tres calzones 'You forgot to pack those three pairs of panties'.