The Great Plains, the Midwest, the Mississippi Valley and the southern United States are all areas that are vulnerable to tornadoes. They are relatively rare west of the Rockies and are also less frequent in the northeastern states. Tornado Alley is a colloquial term for an area particularly prone to tornadoes.
GCIDE(0.00 / 0 votes)Rate this definition: 1  Limpid(a.) Clear and unambiguous; lucid; easy to understand; -- of speech and writing; as, limpid prose. 2  Limpid(a.) Calm, untroubled, and without worry; serene.
Definition of limp. 1  1a : lacking firm texture, substance, or structure limp curtains her hair hung limp about her shouldersb : not stiff or rigid a book in a limp binding. 2  2a : weary, exhausted limp with fatigueb : lacking in strength, vigor, or firmness : spiritless.