Definition of "Airmail" :
noun: a system of conveying mail by aircraft
noun: letters and packages that are transported by aircraft
verb: send or transport by airmail
"Letters to Europe from the U.S. are best airmailed."
noun: a system of conveying mail by aircraft
noun: letters and packages that are transported by aircraft
verb: send or transport by airmail
"Letters to Europe from the U.S. are best airmailed."