look up any word, like hipster:
 
1.
Mixture between the words confidant and ephemeral. A cophemeral is a fair weather friend. A friendship that is founded only on a temporary and/ or superficial basis.
Juanita thought her and her highschool friends would be friends forever, but it turned out most of them were just just cophemerals.
by Scholar Ling and The Poet January 09, 2013