unrideable

the bucking bronco was completely unrideable, even for experienced cowboys.

after the accident, the horse was deemed unrideable due to its injuries.

the mechanical bull proved to be unrideable for most of the fair attendees.

the trail bike's seat was so slippery it felt unrideable in the rain.

the pony was small and unrideable for a full-grown adult.

the old, broken-down scooter was practically unrideable.

the steep, muddy slope made the atv unrideable.

the bicycle, with its flat tires, was entirely unrideable.

the rollercoaster's track was temporarily unrideable after the storm.

the miniature horse was adorable but unrideable for anyone.

the damaged scooter was unrideable and had to be replaced.