What does "sea robber" mean?

someone who robs at sea or plunders the land from the sea without having a commission from any sovereign nation

What is a synonym for "sea robber"?

Common synonyms include: buccaneer, pirate, pirates, rover, sea dog, sea rover.

Rare ·Advanced level

Noun

1
someone who robs at sea or plunders the land from the sea without having a commission from any sovereign nation wordnet