What is the meaning of Matchmaking?

An attempt to make two people romantically interested in each other, especially an attempt to set up a date between people or to arrange a marriage.

A service aiming to bring together sellers and buyers or potential partners.

The act or process of locating suitable players to take part in a multiplayer game session.

The manufacture of matches for kindling or burning.

present participle and gerund of matchmake

Source: wiktionary.org