The phrase describes a specific type of word puzzle where the objective is to find a term composed of seven individual words that signifies a substantial quantity. An example would be a puzzle presenting clues related to vastness, immensity, or a high numerical value, with the solution being a seven-word term representing such a concept.
This type of puzzle offers cognitive benefits, enhancing vocabulary, problem-solving skills, and lateral thinking. Its concise format makes it accessible for quick mental exercises. While its precise origin is difficult to pinpoint, it aligns with the enduring popularity of word puzzles throughout history, offering a contemporary twist on classic formats.