marching orders - definition and synonyms

noun [plural] informal 

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/ˈmɑː(r)tʃɪŋ ˌɔː(r)də(r)z/
  1. an act of telling someone that they must leave a place or that they are no longer wanted, needed, or employed
    give someone their marching orders:

    The boss gave him his marching orders this morning.

    get your marching orders:

    Five minutes into the second half, Cartwright got his marching orders.