paradiddle

/ˈpɛrəˌdɪdəl/
noun
  1. A basic drumming pattern consisting of four strokes: right, left, right, right or left, right, left, left.
    • Learning the paradiddle is essential for any beginner drummer.
    • The drummer practiced paradiddles to improve her hand coordination.
    • He played a fast paradiddle on the snare drum during the solo.