| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | up in the air |
| Synonyms: | ambiguous, deficient, incomplete, indecisive, indeterminate, lacking, open, uncertain, unconvincing, undecided, uneventful, unfateful, unfinished, unsatisfactory, unsettled, vague |
| Antonyms: | certain, conclusive, decisive, definite, sure |