Also found in: Dictionary, Thesaurus, Medical, Legal, Encyclopedia.
Related to spring up: in favor of
to appear or develop suddenly; to sprout, as with a seedling. We knew it was really spring when all the flowers sprang up. It seems as if the tulips sprang up overnight. The dog's ears sprang up when the refrigerator opened.
1. To move suddenly upward on or as if on a spring: The box opened and the puppet sprang up. The contestants sprang up from the crowd when their names were called.
2. To appear or come into being quickly: New shopping malls were springing up rapidly on what was once farmland.