'Springtide' definitions:

Definition of 'springtide'

From: WordNet
noun
A swelling rush of anything; "he rose on the springtide of prosperity"
noun
A greater than average tide occurring during the new and full moons [ant: neap, neap tide]

Definition of 'Springtide'

From: GCIDE
  • Springtide \Spring"tide`\ (-t[imac]d`), n. The time of spring; springtime. --Thomson. [1913 Webster]