SICKIE
Meaning of SICKIE in English
/ ˈsɪki; NAmE / noun
( BrE , informal ) a day when you say that you are ill / sick and cannot go to work when it is not really true
Oxford Advanced Learner's English Dictionary.
Оксфордский английский словарь для изучающик язык на продвинутом уровне.
2005