ˈpecking ˌorder noun [singular]
a social system within a group of people or animals in which each member knows who has a higher or lower rank than themselves:
Nobody wants to be at the bottom of the pecking order.

[TahlilGaran] Dictionary of Contemporary English ▲

pecking order
the order of importance of the people in a group or an organization.
There's a clearly established pecking order in this office.

[TahlilGaran] English Idioms Dictionary ▲

pecking order
the way people are ranked in relation to each other
The pecking order in my company is very difficult for others to understand.

I have not worked at my company very long so I do not understand the pecking order yet.

[TahlilGaran] English Idioms Dictionary ▲

pecking order
n. The way people are ranked in relation to each other (for honor, privilege, or power); status classification; hierarchy.
After the president was in office several months, his staff developed a pecking order.

[TahlilGaran] English Idioms Dictionary ▲