vt. 抛背风锚使(船)转向上风

Clubhaul \Club"haul`\, v. t. (Naut.)
To put on the other tack by dropping the lee anchor as soon
as the wind is out of the sails (which brings the vessel's
head to the wind), and by cutting the cable as soon as she
pays off on the other tack. Clubhauling is attempted only in
an exigency.