block in
US /blɑːk ɪn/
UK /blɑːk ɪn/

1.
bloquear, encerrar
to prevent someone or something from moving by putting an object or vehicle in their way
:
•
I can't get my car out; someone has blocked me in.
No puedo sacar mi coche; alguien me ha bloqueado.
•
The fallen tree blocked in the entire road.
El árbol caído bloqueó toda la carretera.
2.
reservar, incluir
to include or schedule something so that it is part of a larger plan or schedule
:
•
We need to block in some time for planning next week.
Necesitamos reservar algo de tiempo para la planificación la próxima semana.
•
Make sure to block in all your appointments in the calendar.
Asegúrate de incluir todas tus citas en el calendario.