floaternoun [ C ]
/ˈfləʊ.tər//ˈfloʊ.t̬ɚ/floater noun [ C ] (SPOT IN EYE)
a small spot inside a person's eye that they see moving up and down or from side to side
floater noun [ C ] (PERSON)
mainly US someone who does a lot of different jobs in an organization:
He had worked as a floater, assigned to any of the fire stations across the county as the need arose.