krooman

from The Century Dictionary.

• noun Same as Kroo.

from the GNU version of the Collaborative International Dictionary of English.

• noun One of a negro tribe of Liberia and the adjacent coast, whose members are much employed on shipboard.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun in the 19th century an ex-slave, rescued from West Africa and locally recruited into the Royal Navy, especially one from the Kroo tribe