Definition of scummer in English:

scummer

noun

archaic
  • A person who attacks and robs ships at sea; a pirate.

    • ‘The waves applauded as the two scummers left on the Pearl leaked the remainder of their lives onto the deck.’
    • ‘So came to its dramatic close the life of this scummer of the sea.’
    • ‘A light came on in the cabin of the scummer boat, silhouetting a large man emerging with a rifle.’
    pirate, buccaneer, marauder, raider, plunderer, freebooter, privateer
    View synonyms

Origin

Late Middle English: from Old French escumeor, from escumer ‘to skim’ (from escume ‘scum’) + -er.

Pronunciation

scummer

/ˈskʌmə/