Final answer:
Louis Jordan referred to his energetic and swinging style of playing the blues as "jump blues," a precursor to R&B and rock and roll, combining elements of various musical genres.
Step-by-step explanation:
Louis Jordan, a prominent figure in the development of Rhythm and Blues (R&B) and later rock and roll, called his rhythmic style of playing the blues "jump blues," which was a key influence on the later development of these genres. His music, particularly characterized by an upbeat tempo and a swinging rhythm, helped transition the blues into a more contemporary form that appealed to wider audiences. The combination of musical elements from gospel, blues, country, jazz, and R&B contributed to Jordan's vibrant style of jump blues, which became a cornerstone for the birth of rock and roll, capturing the hearts of many with its heavy rhythm and catchy melodies.