To break out; to escape.
Used other than figuratively or idiomatically: see spring, out.
To emerge or arise.
To spend the season of spring in outdoor pursuits such as camping.
To become loose or come off.
To loosen or undo (something that entangles, fastens, holds, or interlocks).
To free (someone or something) from a constraint; (figuratively) to release (something which has been suppressed, such as emotions or objectionable things).
To relax or slacken (something that clasps or grips, such as the arms or hands).
To free from a constraint.