unreasonable

adjective | un·rea·son·able
  1. a : clearly inappropriate, excessive, or harmful in degree or kind an unreasonable delay an unreasonable restraint of trade

    b : lacking justification in fact or circumstance an unreasonable inference; especially : irrational b the agency decision was unreasonable : irrational b the agency decision was unreasonable

    c : not supported by a warrant or by a valid exception to a warrant requirement (as when there is reasonable suspicion) and therefore unconstitutional the right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated —U.S. Constitution amend. IV — see also search, seizure