- doubtful; marked by or occasioning doubt: a dubious reply.
- of doubtful quality or propriety; questionable: a dubious compliment; a dubious transaction.
- of uncertain outcome: in dubious battle.
- wavering or hesitating in opinion; inclined to doubt.
- marked by or causing doubt
- unsettled in mind; uncertain; doubtful
- of doubtful quality; untrustworthy
- not certain in outcome
