undefeated

adjective

un·​de·​feat·​ed ˌən-di-ˈfē-təd 

-dē-

: not defeated : not having suffered a defeat

an undefeated team/player

: not including any losses or defeats

an undefeated season

a team with an undefeated record

Examples of undefeated in a Sentence

Recent Examples on the Web

Two suspects were arrested following a shooting that left one student injured at Skyline High School, where Beam once coached its football teams to 15 league championships, 11 section championships, and four undefeated seasons before coming to Laney as an assistant football coach in 2004. —Terry Collins, USA Today, 14 Nov. 2025

The two-loss Wolverines’ playoff hopes hinge on winning out, and a statement win against undefeated and top-ranked Ohio State would be impossible for the committee to ignore. —Blake Toppmeyer, USA TODAY, 13 Nov. 2025

For the first time in the crosstown rivalry’s 51-game history, both teams came in undefeated, and the Wildcats (3-0) extended their early-season streak with another victory against the 49ers (2-1) — marking three consecutive victories against Aaron Fearne’s Charlotte team. —Hunter Bailey, Charlotte Observer, 12 Nov. 2025

With undefeated records, those teams are clearly in their own tier for now. —Dan Santaromita, New York Times, 11 Nov. 2025

Word History

First Known Use

circa 1775, in the meaning defined above

Rhymes for undefeated

• overheated
• superheated
• uncompleted
• accreted
• competed
• completed
• conceited
• concreted
• defeated
• deleted
• depleted
• entreated