The word that the four pictures describe in the game "4 Pics 1 Word" is not specified in the provided text, as the game's concept is to guess the word based on the pictures shown. The game itself is described as having puzzles where players must find a common word that relates to all four images presented in each puzzle.
To play and find out the specific word for any given set of four pictures, you would need to download and play the game, where you can experience the puzzles firsthand.