marching orders
US /ˈmɑːr.tʃɪŋ ˈɔːr.dərz/
UK /ˈmɑːr.tʃɪŋ ˈɔːr.dərz/
1.
an order to leave or to begin an activity
:
•
The boss gave him his marching orders after he failed to meet the deadline.
•
We received our marching orders for the new project this morning.