To flip a boat over.

1780 (transitive); 1792 (intransitive), a nautical word of obscure origin, perhaps (as Skeat suggests) from Spanish capuzar "to sink by the head," from cabo "head," from Latin capu [..]

(v) overturn accidentally

To turn over.

To turn upside down.

To turn over.

When a ship or boat lists too far and rolls over, exposing the keel. On large vessels, this often results in the sinking of the ship.

Turned over in the water; as in: It is very difficult to capsize most boats.

To turn over.

A ship is said to capsize when it loses transverse stability and rolls over and sinks.

When a ship or boat lists too far and rolls over, exposing the keel. On large vessels, this often results in the sinking of the ship.

To turn a boat over

 When a boat overturns in the water.

When a ship or boat lists too far and rolls over, exposing the keel. On large vessels, this often results in the sinking of the ship.

When a boat falls over in the water so that is no longer right side up

When a ship or boat lists too far and rolls over, exposing the keel. On large vessels, this often results in the sinking of the ship.

When a ship or boat lists too far and rolls over, exposing the keel. On large vessels, this often results in the sinking of the ship.

1. to turn a boat over.   2. for a knot to fall apart or come undone   3. to turn a knot inside out

To turn on the side or turn completely over

To turn a boat over

When a vessel has turned on its side or is positioned upside-down (bottom up).

The term used when a vessel is overturned or turned on it’s side

What happens when you are gobbled up in whitewater, or flipped by a combination of wind and waves, or-well, it shouldn't happen.

(intransitive,nautical) To overturn. (transitive,nautical) To cause (a ship) to overturn. * Byron *: But what if carrying sail capsize the boat?