When you're on an airplane,you're breathing the same air that someone else just exhaled.As it relates to the terrestrial...
it's when a group of people seem to be of one mind on a subject or trend.
A bunch of guys in a park with Abercrombie and Fitch sweatpants on...feigning athleticism...while tossing a football around rather effiminately...in front of girls pretending to care...can be said to be breathing the same CABIN AIR.
by L.MARTIN January 15, 2006
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