RhymeZone: sambo definitions

Definitions of Sambo:

noun: (derogatory) A negro, especially one who is accommodating or servile towards whites; an Uncle Tom.
noun: (offensive, obsolete) A person of three quarters African descent and one quarter Caucasian descent.
noun: A Russian martial art and combat sport.
noun: A nickname from the given name Samuel.
noun: A nickname from the given name Samantha.
noun: (Ireland, Australia, slang) A sandwich.

(Definitions from Wiktionary)