- open, undecided, undetermined, unresolved - not brought to a conclusion; subject to further thought; "an open question"; "our position on this bill is still undecided"; "our lawsuit is still undetermined"
Antonym: settled (indirect, via unsettled)
- on the fence, undecided - characterized by indecision; "some who had been on the fence came out in favor of the plan"; "too many voters still declare they are undecided"
Antonym: decisive (indirect, via indecisive)
- undecided - not yet having made a commitment; "undecided voters"
Antonym: committed (indirect, via uncommitted)