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Definition of unleash
unleash
/ʌnˈliːʃ/
un · leash
Adjective:unleashed
•Past Simple:unleashed
•Past Participle:unleashed
•Present Participle:unleashing
unleash Lexical Profile
CEFR
B2
Grade
7
Tier
2
Usage
Top 5k
Syllables
2
unleash Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• verb
1
To cause a strong, violent, or uncontrollable force, emotion, or reaction to be released or occur suddenly.
Example
"The sudden policy shift threatened to unleash a wave of economic instability across the region."
2
To release a dog or other animal from a leash or physical restraint.
Example
"Visitors are only permitted to unleash their dogs inside the designated fenced park."
Synonyms
View all synonyms for unleash Antonyms
View all antonyms for unleash• Rhymes for unleash
• Nearby Words
Word Origin & Etymology
Formed in the 16th century from the reversative prefix 'un-' and 'leash', which derives via Old French 'laisse' from Latin 'laxus', meaning 'loose'.
Cite this Entry
Wordmom. (2026). Definition of Unleash. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/unleash