set sail
verb1
To depart on a voyage by boat or ship.
- We set sail for the Caribbean.
2
To spread and arrange the sails of a sailboat or sailing ship for the purpose of putting out.
- The sailors of the regatta are going to wait out this weather before they set sail.
3
Figuratively To do the analogous counterpart on a vessel with any other means of propulsion, such as steaming.
- A Navy task force is expected to set sail shortly.