This is the 12537th most frequent Spanish word.
militó
"Militó" means "he/she served or was active (in a group, movement, or organization)."
Here, 'militó' indicates being part of an organization or movement.
Laura militó en un grupo ambientalista durante varios años.
Laura was a member of an environmentalist group for several years.
In this instance, 'militó' refers to active participation in social causes.
Él militó activamente en movimientos por los derechos humanos.
He actively participated in human rights movements.
This usage of 'militó' highlights involvement in political groups.