What does INTRODUCE mean?

verb

1. cause to come to know personally“permit me to acquaint you with my son”
2. bring something new to an environment“A new word processor was introduced”
3. introduce“Insert your ticket here”
4. bring in a new person or object into a familiar environment“He brought in a new judge”
5. bring in or establish in a new place or environment“introduce a rule”
6. put or introduce into something“insert a picture into the text”
7. bring before the public for the first time, as of an actor, song, etc.
8. put before (a body)“introduce legislation”