This is the 6956th most frequent Spanish word.
dukes
"Dukes" is not a Spanish word.
The term 'dukes' refers colloquially to fists in fighting context.
Con los puños cerrados, el luchador estaba listo para alzar sus dukes.
With his fists closed, the fighter was ready to raise his dukes.
Here 'duques' refers to nobility, specifically individuals holding the title of duke.
Los duques llegaron al evento en un carruaje elegante.
The dukes arrived at the event in an elegant carriage.
In this context, 'dukes' is used idiomatically to mean preparing to fight or defend oneself.