spring up

Verb

spring up (third-person singular simple present springs up, present participle springing up, simple past sprang up, past participle sprung up)

1. (intransitive) To appear suddenly.
   • A breeze had sprung up, pushing the ship back within range of the Spanish cannons.

   Synonyms:

   pop up

2. (figuratively, intransitive) To come rapidly into existence.
   • In 1924 the Hashemite King Hussein was driven out of the Hedjaz by Ibn Saud, and a state of war sprang up between the new kingdoms of Saudi Arabia and Trans-Jordan.1956 March, R. C. Blaker, “The Hedjaz Railway”, in Railway Magazine, page 167
   • In the 1890s and in the early years of the present century there was considerable building development in the area around Sanderstead, Warlingham and Oxted, where large villas were springing up. East Grinstead, Tunbridge Wells and Uckfield were growing fast, as was that loosely knit...1960 November, H. P. White, “The evolution of train services on the Southern's Oxted line”, in Trains Illustrated, page 662

   Synonyms:

   upspring