noun, masculine/θeˈroxo/plural: cerrojos
bolt, latch; bolt; very aggressive or defensive tactics
“echar el cerrojo” — to bolt the door
Synonyms: pestillo
From a modification of Old Spanish berrojo (influenced by the verb cerrar (“to close”)), from Vulgar Latin *verruculum, from Latin vericulum, diminutive of verū (“dart”). Compare the development of Portuguese ferrolho.