in the air {adv. phr.} 1. In everyone's thoughts. * /Christmas was in the air for weeks before./ * /The war filled people's thoughts every day; it was in the air./ Compare: IN THE WIND. 2. Meeting the bodily senses; surrounding you so as to be smelled or felt. * /Spring is in the air./ * /Rain is in the air./ 3. See: LEAVE HANGING, UP IN THE AIR.