If you describe a message or comment as unambiguous, you mean that it is clear and cannot be understood wrongly. an election result that sent the party an unambiguous message ambiguous + unambiguously un·am·bigu·ous·ly He has failed to dissociate himself clearly and unambiguously from the attack. a statement, instruction etc that is unambiguous is clear and easy to understand because it can only mean one thing
admitting of no doubt or misunderstanding; having only one meaning or interpretation and leading to only one conclusion; "unequivocal evidence"; "took an unequivocal position"; "an unequivocal success"; "an unequivocal promise"; "an unequivocal (or univocal) statement"