montar
ride
mount
to get on (a horse)
+
-ar
verb suffix
Montar means to ride and can be thought of as mount0 (as in to get on a horse0) + -ar1 (verb suffix1).
verb
- rideTo ride or get on (a horse, bicycle, etc.)Me gusta montar a caballo los fines de semana. // I like to ride horses on weekends.
- assembleTo assemble or put togetherTenemos que montar los muebles nuevos. // We have to assemble the new furniture.