dubiousa.[L. dubius, dubiosus, fr. duo two. See Two, and cf. Doubt.]1. Doubtful or not settled in opinion; being in doubt; wavering or fluctuating; undetermined.(Sir T. Scott.)A dubious, agitated state of mind. (Thackeray.)2. Occasioning doubt; not clear, or obvious; equivocal; questionable; doubtful; as, a dubious answer.()Wiping the dingy shirt with a still more dubious pocket handkerchief. (Thackeray.)3. Of uncertain event or issue; as, in dubious battle.()()