admin

1. (uncountable, informal) Administration, or administrative work.Examples: "There's a lot of admin involved in the birth of a child."Synonyms: red tapeinformaluncountable

2. (countable, informal) An administration (a body that administers; the executive part of government).Examples: "Senate Minority Leader Charles E. Schumer (D-N.Y.) tweeted after the announcement, “I will not stop fighting to protect the Arctic National Wildlife Refuge and stop the Trump admin’s plan for drilling.”"countableinformal

3. (uncountable, informal) The administrative or managerial body of a company or other organization.Examples: "Barren dirt plots behind knee-high metal fences indicated admin must have cut the flower budget."informaluncountable

4. (countable, informal) An administrator (one who administers affairs).Examples: "Georgia’s election administrators are fighting bizarre conspiracy theories, ballooning costs and coronavirus-related staffing problems as they prepare for the state’s contentious, nationally watched Senate runoffs next week."countableinformal

5. (countable, informal, computing) A systems administrator (one who maintains a computer system or network).Examples: "Our admin has upgraded the server in our office, so we can exchange files faster."countableinformal

6. (countable, informal, Internet) A user of a discussion forum, website, etc. with privileges allowing them to control or restrict the activity of other users.Examples: "The admin changed the forum settings to enable the use of emoticons."Internetcountableinformal