absentee

US /ˌæb.sənˈtiː/
UK /ˌæb.sənˈtiː/
"absentee" picture
1.

a person who is expected to be present at a place or event but is not

:
There were several absentees from the meeting.
The teacher marked the absentee students.
1.

not present at a usual or expected place; absent

:
The absentee landlord rarely visited the property.
He cast an absentee ballot from overseas.