homer Syllabification: (ho·mer)Pronunciation: /ˈhōmər/Translate homer | into Spanish Definition of homer noun 1 Baseball a home run. 2a homing pigeon. 3 informal a referee or official who is thought to favor the team playing at home. verb [no object] Baseball hit a home run:he homered for the sixth time in seven gameshomer in other Oxford dictionaries Definition of homer in the British & World English dictionary