RhymeZone: macrobian definitions

Definitions of macrobian:

adjective: Having an exceptionally long life span.
adjective: Of or relating to Macrobius Ambrosius Theodosius, Ancient Roman writer.
noun: (historical) A member of an ancient Proto-Somali tribal kingdom positioned in the Horn of Africa, mentioned by Herodotus.

(Definitions from Wiktionary)