Meaning: This sentence describes the clouds floating in the blue sky.
Choice of Words: The word "clouds" is a noun that refers to a visible mass of tiny water droplets or ice crystals suspended in the atmosphere. The word "float" is a verb that means to move or rest on the surface of a liquid without sinking. The word "fluffy" is an adjective that means light and soft. The word "in" is a preposition that indicates the location or position of something. The word "sky" is a noun that refers to the region of the Earth's atmosphere that is above the surface of the Earth.