English adjective: up in the air | |||
| 1. | up in the air very uncertain | ||
| Samples | Left everything up in the air. | ||
| Similar | uncertain | ||
| Antonyms | certain | ||
| 2. | up in the air not yet determined | ||
| Samples | Plans are still up in the air. | ||
| Similar | uncertain | ||
| Antonyms | sure, certain | ||