An abbreviation of the phrase, "
Ya Cunt!", which is used for a variety of reasons.
"YAC!" or "Ya Cunt!". Used as a casual greeting, an exclamation of
disapproval and displeasure or
farewell.
Instead of:
"Stop posting shit on
masheads,
Ya Cunt!"
...becomes....
"Stop posting shit on masheads,
Yac!"
"Morning
YAC!"
"Hi Alkifrolick!"
"YAC!"