champion

B2 · Upper Intermediate Countable noun

n. someone who speaks or fights in support of an idea or a group of people.

n. a person who vigorously supports or defends a particular cause, belief, or person.

日本語:闘士※

“He was a lifelong champion of poor people's rights in his city.”

“The senator became a leading champion of environmental reform, pushing for stricter regulations on industrial waste disposal.”

C2 · Proficiency Countable noun Botany Technical

n. a plant or tree that is much larger or more impressive than others of its kind.

n. a specimen of a plant species notable for its exceptional size or age.

“This oak tree is a local champion because of its massive trunk.”

“Arborists identified the ancient sequoia as a state champion based on its record-breaking height and girth.”

C1 · Advanced Formal

v. to publicly support or defend a set of beliefs or a plan.

v. to vigorously support or defend a cause or principle. Transitive; requires a direct object.

“The local newspaper decided to champion the campaign for a new park.”

“The organization continues to champion the rights of indigenous communities whose lands are threatened by commercial development.”

B2 · Upper Intermediate British English · Dialect · Informal

adj. very good or excellent.

adj. denoting excellence or high quality. Often used as a predicative adjective in specific regional dialects.

“That was a champion meal; I enjoyed every bit of it.”

“He did a champion job on the repairs, and the machine has been running perfectly ever since.”