Indicates a temporary role, filling in for someone who is unavailable. Janet will stand in for the manager while he's on vacation.
Pro Tip 2/3
Equal Capability
Suggests the stand-in is capable of performing the absent person's duties. Don't worry, Marcus can stand in for you and handle the presentation.
Pro Tip 3/3
No Official Change
The position or role is not permanently changed; the original person is expected to return. During her maternity leave, I will stand in for her as team lead.