Neurogenic bladder is lack of bladder control caused by problems with the nerves that go to your bladder. This can be caused by a number of conditions where the nerves were damaged such as stroke, Parkinsons, multiple sclerosis to name a few. If you are experiencing frequent urination, speak to your medical team.
United Spinal Association Bladder page for Spinal cord injury
Merck Manual Neurogenic Bladder