Meaning: This sentence describes a group of people engaging in enjoyable activities in the snow throughout the day.
Choice of Words: Played is a verb that means to engage in a game or activity for enjoyment. Snow is a noun that refers to the frozen water that falls from the sky in cold weather. All is an adjective that means the entire or full extent of something. Day is a noun that refers to a period of 24 hours, from sunrise to sunrise.