Unreserved/ˌʌnrɪˈzɜːrvd/ Definition 1 of 3Pro Tip 1/3First-Come Basis Indicates items or services are available to anyone without prior claims. Seats at the cafe are unreserved, so you can sit anywhere. Pro Tip 2/3Impromptu Usage Suggests spontaneity, as there's no planning or reservations needed. The hostel operates on unreserved accommodation, perfect for impromptu trips. Pro Tip 3/3No VIP Treatment Everyone has an equal chance; no special preferences are given. At the lunch buffet, all dishes are unreserved, ensuring fairness.