Get Some Air Meaning
(idiomatic) To invigorate oneself by breathing refreshing outdoor air, especially after departing from a building or other enclosed space for this purpose.
Example: 1870, Charles Dickens, The Mystery of Edwin Drood, ch. 20:
[I]t was enough to send her rattling away again in a cab, through deserts of gritty streets, where many people crowded at the corner of courts and byways to get some air.
1891, Henry James, The Patagonia, ch. 1:
[H]e took occasion to remark that it was lovely on the balcony: one really got some air, the breeze being from that quarter.
1907, F. Marion Crawford, The Diva's Ruby, ch. 6:
"Ah, I see! You went for a little walk to get some air!"
1918, Booth Tarkington, The Magnificent Ambersons, ch. 30:
"You'd better begin to get some air and exercise and quit hanging about in the house all day."
1995 Sep. 26, Nick Coleman, "Ropin' and a-rhymin'," The Independent (UK) (retrieved 23 Mar 2014):
"We got out of the van to get some air on the Gower peninsula."
2007 May 17, Steven Erlanger and Jon Elsen, "Israeli air strikes target Hamas in Gaza," New York Times (retrieved 23 Mar 2014):
Gaza City had become generally calmer on Thursday after a cease-fire between Fatah and Hamas, and residents had emerged into the streets to buy food and get some air.