Definitions

1. noun

A ship that has been abandoned or lost at sea, often still afloat but without crew or passengers.

“The abandoned cargo ship was discovered to be a ghostship drifting in the middle of the ocean.”

2. noun

A ship that has been deliberately hidden, such as a pirate ship, to avoid detection.

“The pirate captain sailed his ghostship into the hidden cove, where his crew could rest and repair their vessel.”