call out sick 病欠の電話をすること

call in sickも同じ意味。

Regionality(地域性)についてこんな分布図をみつけた。NY近辺ではcall out sick、それ以外はcall in sickの方が一般的らしい。経験的にはcall out sickの方が聞く気がする。

“Calling out sick” seems to be most common in New York, New Jersey, and Connecticut, although it is heard a bit in other places. "calling out sick"

https://www.quickanddirtytips.com/education/grammar/call-in-sick-or-call-out-sick

red=call in sick. yellow=call out sick. green=call off sick. blue=mixed.

- QDT