All 5 Uses

immigrate
in
Parrot in the Oven
(Auto-generated)

My first thought was to run, but when I saw three more vans and a large labor bus pop out of a narrow road in the cornfield bordering ours, I knew that Immigration had come for the people.†
Chpt 1.

immigration = the act of coming to live in a new country; or indication that something is related to that act
I thought he was going to cuss those Immigration guys off, but instead he stood by meekly watching the officers corral the people before loading them into the vans.†
Chpt 1.
He poured himself some water and glared over at the Immigration officers as they packed in the people and roared off in a boiling cloud of dust.†
Chpt 1. *
He said Immigration let him go as soon as they saw he had too much meat on his bones to be a wetback.†
Chpt 1.
They said Immigration guys usually don't go into the fields to check for citizenship unless they have a good reason.†
Chpt 1.

Definitions:

(1) (immigrate)
come to live in a new country
(2) (meaning too rare to warrant focus)
Much more rarely, immigrate can mean that anything (such as an animal or plant) migrates into a new environment.