Synonyms: up in the air
Definition: very uncertain
Usage: left everything up in the air
Similar words: uncertain
Definition: not established beyond doubt; still undecided or unknown
Usage: 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
Synonyms: up in the air
Definition: not yet determined
Usage: plans are still up in the air
Similar words: uncertain
Definition: not certain to occur; not inevitable
Usage: everything is uncertain about the army; the issue is uncertain