noun
an unrestrained expression of emotion
• Derivationally related forms: ↑blow up (for: ↑blowup), ↑gushy (for: ↑gush), ↑gush (for: ↑gush), ↑effuse (for: ↑effusion)
• Hypernyms: ↑expression, ↑manifestation, ↑reflection, ↑reflexion
• Hyponyms: ↑acting out, ↑cry, ↑explosion, ↑flare
Useful english dictionary. 2012.