Ondo adjective 2noun 3 adjective2 •Of, from, or pertaining to Ondo City, Ondo State, Ondo Kingdom, their people or their cultures. •Of, from, or pertaining to the Ondo dialect of Yoruba. noun3 •A state of Nigeria in the South West geopolitical zone. Capital and largest city: Akure. •People of Ondo City, Ondo State, and/or Ondo Kingdom, collectively. •A historical kingdom in Nigeria.