This is the 13361st most frequent Spanish word.
rastro
"Rastro" means "trace," "trail," or "sign" in English.
In this sentence, 'rastro' refers to a trace or sign left behind by someone or something.
Me dejó un rastro de migas de pan por toda la cocina.
He left a trail of breadcrumbs all over the kitchen.
Here, 'rastro' is used to describe a lack of visible evidence or presence.
No hay rastro de ella en el parque desde hace horas.
There is no trace of her in the park for hours.
In this context, 'rastro' refers to a place where second-hand goods are sold, common in Spain.