This is the 4312th most frequent Spanish word.
puno
"Puño" in English means "fist."
In this sentence, 'puño' refers to a closed hand forming a fist.
Él cerró el puño frente a la multitud.
He clenched his fist in front of the crowd.
Here, 'puño' is used to mean the cuff of a shirt.
El puño de la camisa está desgarrado.
The cuff of the shirt is torn.
In this example, 'puño' is used to denote the cover or exterior binding of a book.