The term 'Bullring Holler' is a phrase used to describe a type of traditional American folk music. It is characterized by its loud, energetic sound and often features call-and-response singing. The term comes from the practice of performing this type of music in a bullring, where the audience would holler and cheer in response to the performers. The crossword solution for this term is 'OLE', which is a Spanish word meaning 'HELLO' or 'WELCOME'.