spring out

Short definition from Wiktionary

Verb

1. 1
   To break out; to escape.
2. 2
   To emerge or arise.
3. 3
   To spend the season of spring in outdoor pursuits such as camping.
4. 4
   To gush, spurt, or flow, particularly in the manner of blood.
5. 5
   Used other than figuratively or idiomatically: see spring, out.