From Longman Dictionary of Contemporary Englishunleashun‧leash /ʌnˈliːʃ/ ●○○ verb [transitive] 1 LET/ALLOWto suddenly let a strong force, feeling etc have its full effect Lefèvre’s comments unleashed a wave of protest.2 HBADHPto let a dog run free after it has been held on a leash→ See Verb table
Examples from the Corpus
unleash• The lyrics unleash a gigantic primal scream at the urban alienation and despair of our industrial world.• Lefevre's comments unleashed a wave of protest in Paris.• Bounding energetically about the court, unleashing an athletic, whip-like forehand, she was easily the better and more fit player.• His firm unleashes its nuclear arsenal of threats and writs.• If they are afraid of the undead, a Vampire is unleashed upon them. 