i think it means weekend vacation ;-)
weekend vacation
KEND was created in 1990.
kend is a common abbreviation for weekend in text messages according to the Urban Dictionary
Vacation
Do you mean vaccination? The swine flu doesn't take vacation.
IF you mean can it cancel your vacation and schedule you to work, then yes.
it means that thinkquest can't be accessed during your school vacation.
That you need a vacation.
During the vacation. (:
It means holiday/vacation.
It is an elongation of vacation.