Police have arrested a man on suspicion of outraging public decency over an event that took place last month.
The 61-year-old man was arrested on Wednesday, November 2.
The incident happened on Tuesday, October 18, on Fiennes Road in Banbury where a man was reportedly touching himself in an inappropriate manner.
The man has been released on police bail.
Anyone with any information about the incident is asked to contact the 24-hour Thames Valley Police enquiry centre on 101.