to include someone in something, or to make them take part in or feel part of it: I prefer teaching methods that actively involve students in learn ing. She's been involved with animal rights for many years. It would be difficult not to involve the child's father in the arrangements. More examples.

English Language Learners Definition of involve. : to have or include (someone or something) as a part of something. : to cause (someone) to be included in some activity, situation, etc. : to cause (someone) to take part in something. : to cause (someone) to be associated with someone or something. See the full definition for involve in ...