float -- (an elaborate display mounted on a platform carried by a truck (or pulled by a truck) in a procession or parade)
float, plasterer's float -- (a hand tool with a flat face used for smoothing and finishing the surface of plaster or cement or stucco)
float -- (something that floats on the surface of water)
air bladder, swim bladder, float -- (an air-filled sac near the spinal column in many fishes that helps maintain buoyancy)
Overview of verb float
The verb float has 9 senses
float, drift, be adrift, blow -- (be in motion due to some air or water current; "The leaves were blowing in the wind"; "the boat drifted on the lake"; "The sailboat was adrift on the open sea"; "the shipwrecked boat drifted away from the shore")
float, swim -- (be afloat either on or below a liquid surface and not sink to the bottom)
float -- (set afloat; "He floated the logs down the river"; "The boy floated his toy boat on the pond")
float -- (circulate or discuss tentatively; test the waters with; "The Republicans are floating the idea of a tax reform")
float -- (move lightly, as if suspended; "The dancer floated across the stage")
float -- (put into the water; "float a ship")
float -- (make the surface of level or smooth; "float the plaster")
float -- (allow (currencies) to fluctuate; "The government floated the ruble for a few months")
float -- (convert from a fixed point notation to a floating point notation; "float data")