Definitions

1. noun

a large, enclosed space for public entertainment or sports events

“The concert will take place in the outdoor arena.”

2. noun

a place of competition or conflict, especially in politics or business

“The senator was a key figure in the arena of national politics.”

3. noun

a region or area

“The company operates in a highly competitive arena.”

4. noun

a field of activity or a sphere of operation

“The team’s performance in the arena of marketing was impressive.”

5. verb

to compete or engage in a contest or competition

“The two companies are arena-ing for market share.”