What is the meaning of Make_a_move?

To take action.

To depart from a place; to set off.

To initiate a conversation or perform an action intended to engage the willing attention of a person in whom one has a romantic or sexual interest; to approach someone of romantic or sexual appeal in hopes of escalating to a romantic or sexual encounter or relationship.

Used other than figuratively or idiomatically: see make, move.

Source: wiktionary.org