uncertain (adj.)

  1. lacking or indicating lack of confidence or assurance; uncertain of his convictions; unsure of himself and his future; moving with uncertain (or unsure) steps; an uncertain smile; touched the ornaments with uncertain fingers

    [ Syn: unsure , unsure , incertain , incertain ]

  2. not established beyond doubt; still undecided or unknown; an uncertain future; a manuscript of uncertain origin; plans are still uncertain; changes of great if uncertain consequences; without further evidence his story must remain uncertain'

  3. not established or confirmed; his doom is as yet unsealed

    [ Syn: unsealed ]

  4. not certain to occur; not inevitable; everything is uncertain about the army; the issue is uncertain'

  5. subject to change; a changeable climate; the weather is uncertain; unsettled weather with rain and hail and sunshine coming one right after the other

    [ Syn: changeable , unsettled ]

  6. not consistent or dependable; an uncertain recollection of events; a gun with a rather uncertain trigger'

  7. ambiguous (especially in the negative); she spoke in no uncertain terms'

The dictionary is based on the WordNet Electronic Lexical Database.
WordNet 3.0 Copyright 2011 by Princeton University. All rights reserved.