The word "midair" refers to a situation or event that happens in the middle of the air, like something occurring while flying or being suspended above the ground. Full definition
A STARTLING sight will soon be hanging in midair in the Madison Avenue window of the Whitney Museum of American Art, just a few blocks from Ralph Lauren, Prada and Gucci: a 22 - foot - long neon sign spelling out the words «negro sunshine.» (nytimes.com)
Including midair collisions in the model increased the flux, in extreme cases approximately doubling the strength of the storm, they report online this month in Physical Review Letters. (sciencemag.org)
The most immediate addition is the flying squirrel suit that you encounter in the very first level, which lets you glide slowly after a jump, get a single altitude boost while in midair by doing your spin move, and cling to walls for a few seconds (though I found myself inadvertently sticking to walls at times I didn't want to as often as times I did). (giantbomb.com)