undefeatedstreak
nounUK /ˌʌndɪˈfiːtɪd striːk/
US /ˌʌndɪˈfiːtɪd striːk/
A time when a team or player keeps winning and never loses.
The soccer team has an undefeatedstreak of ten games.
OTHER MEANINGS
2. A period in which someone keeps succeeding at something without any failure.
She is on an undefeatedstreak in chess tournaments.
3. A run of games or matches where a team has not lost any.
Their undefeatedstreak ended after the final match.
4. A record of continuous wins kept by a player or team.
The coach is proud of the team's undefeatedstreak.