up in the air

Efforts to limit emissions of planet warming gases were also up in the air, as the meeting went past the official closing time on Friday, with no indication of when agreement might be reached.

The fate of TikTok in the U.S. has been up in the air since 2020, when President Donald Trump moved to ban the popular video app because of national security concerns.

Another project from his past is up in the air.

Whether it will be a whisper-thin majority or a little more comfortable is still up in the air: Five seats have yet to be called, two of them in California.

"It’s all up in the air now," she tells the BBC.