Russian-accented greeting, meaning "Greetings!" or "Salutations!"  Usually used when extremely excited and in extraordinarily public places. Usually followed by a chain of "Hyello's!" in response. Must be used in very loud volumes.
by KLaurie February 23, 2008
Get the hyellomug. Hyellow peeps!
by uerghsdijgidf (totally unique) January 24, 2021
Get the Hyellomug.