The phrase refers to answers in crossword puzzles that describe precipitation or materials originating from the atmosphere that descend to the earth’s surface in relatively large, distinct pieces. An example could be “HAILSTONES” or “METEORITES,” depending on the specific clue provided in the puzzle.
These types of crossword clues provide solvers with a tangible image and often rely on general knowledge or scientific understanding to arrive at the solution. They add variety and challenge to puzzles, encouraging solvers to think creatively about the natural world. Historically, the inclusion of meteorological or astronomical terms in crosswords reflects an enduring human fascination with the sky and its phenomena.