What is the meaning of gush?

noun

• A sudden rapid flow (as of water. )
  • usage: "he heard the flush of a toilet"; "there was a little gush of blood"; "she attacked him with an outpouring of words"
  • synonyms: flush, outpouring
• An unrestrained expression of emotion.
  • synonyms: effusion, outburst, blowup, ebullition

verb

• Gush forth in a sudden stream or jet.
  • usage: "water gushed forth"
  • synonyms: spurt, spirt, spout
• Praise enthusiastically.
  • usage: "She raved about that new restaurant"
  • synonyms: rave
• Issue in a jet; come out in a jet; stream or spring forth.
  • usage: "Water jetted forth"; "flames were jetting out of the building"
  • synonyms: jet