First-of-its-kind
adj, noun
adj, noun ·Rare ·Advanced level
Definitions
Noun
- 1 A unique example or type appearing in the earliest phases. uncommon
Adjective
- 1 Unique and exceptionally different. not-comparable, uncommon
- 2 Something unique which appears in the earliest phases. not-comparable, uncommon
"A Chinese court on Thursday found that a transgender man was unjustly fired from his job, a first-of-its-kind ruling that activists called a step forward in the fight for lesbian, gay, bisexual and transgender rights."
Example
More examples"California Governor Gavin Newsom has signed a first-of-its-kind law that will allow student athletes to hire agents and negotiate payments for the use of their name, image and likeness."
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.