Kickup

noun

1. A disturbance.
2. A steamboat with paddle-wheel astern.
3. In Jamaica, the water-thrush, Siurus nœvius or S. noveboracensis: so called from the way it jerks its tail, like a wagtail: more fully called Bessy kickup. P. H. Gosse.
4. The water thrush or accentor.
5. Material thrown upward by the wheels of a moving vehicle.