This is the 13166th most frequent Spanish word.
preso
"Preso" means "prisoner" or "inmate" in English.
Here, 'preso' is used as a noun to refer to a person who is imprisoned.
El preso cumplirá su condena pronto.
The prisoner will complete his sentence soon.
In this sentence, 'preso' is used metaphorically to express being captivated or overcome by emotions.
Quedó preso de sus emociones al verla.
He was overcome by his emotions when he saw her.
Here, 'preso' describes a feeling of being figuratively trapped or confined in a situation, akin to being imprisoned.