verb

1. (of an object) To join (to another object): to attach, or to be intended to attach or capable of attaching, to another object.

   “I think this piece connects to that piece over there.”

2. (of two objects) To join: to attach, or to be intended to attach or capable of attaching, to each other.

   “Both roads have the same name, but they don't connect: they're on opposite sides of the river, and there's no bridge there.”

3. (of an object) To join (two other objects), or to join (one object) to (another object): to be a link between two objects, thereby attaching them to each other.

   “The new railroad will connect the northern part of the state to the southern part.”

Synonyms: affix, join, put together, unite

adjective

1. (usually with "well-"): Having favorable rapport with a powerful entity.

2. Having relationships; involved with others.

3. Involved with organized crime, specifically someone not (yet) working for a crime organization, but referred to as a "friend" by made guys/wise guys inside the organization.