"global friends" is correct and usable in written English.
You can use it to refer to people who are friends from different countries. For example, "My global friends and I sometimes chat online about our different cultures."
The good-will tour is an 80-day cruise leaving N. Y. next January, 21 ports of call, $18,180 for two global friends in the very best suite, with local tours, such as a pedicab excursion in Formosa, extra.
This was far larger than the top-secret Snowden files or the diplomatic cables leaked in 2010 by an unhappy US army private, Chelsea Manning, which revealed Washington's frank views of its global friends and enemies.
O2 says it will be rolling out further Jajah-powered features in the next few months (presumably including a rollout of Global Friends to countries outside of Germany).
O2 subscribers in Germany will now be able to designate up to five friends abroad as their Global Friends; Jajah will assign each of those friends local numbers, allowing you to call internationally from your mobile phone at local rates.
I taught my global friends the phrase, "bullshit".
Roundup I hear every week from global friends I have made on my volunteer trips.
Jemima's a global friend to the friendless and her heart is bigger than an Oxfam truck.
By the 1980s, its only global friend was China.
On 20 September 2010, the children of the world, and all of us who work in children's environmental health and pediatric toxicology, lost a beloved friend and global champion with the untimely death of Jenny Pronczuk de Garbino at 63 years of age.
Among the world's top-six DRAM makers, which collectively control more than 80% of the global market, friends and licensees include Korea's Samsung and Japan's Toshiba and Elpida (the product of last year's merger of Hitachi's and NEC's chip divisions).
I was once land bound, but these days my connections are global, with friends and relatives in Vietnam, New York, Paris and many other countries.
