on a roll

Idioms  

1. On a streak of success or intense activity, as in The team's scored three runs in the last inning and they're really on a roll, or Once the experiment succeeded, Tim was on a roll. This slangy term, alluding to the momentum in the act of rolling, dates from the second half of the 1900s, but roll alone has been used in this sense since the early 1800s.

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Example Sentences

The Rams and Stafford were on a roll, and held the No. 1 seed in the NFC, until they lost 38-37 in overtime at Seattle on Dec. 18 in Seattle.

From Los Angeles Times

Mike Vrabel has his New England players ready to enter the playoffs on a roll — and in the frosty cold.

From Los Angeles Times

In response, Ubisoft shut down its R6 servers and began to work on a "roll back" - essentially rewinding the clock so any purchases made prior to Saturday could be undone.

From BBC

Joe Root – 3 – A duck in the first innings, but battled for 15 in the second innings to ensure Australia did not get on a roll.

From BBC

However, in the pressurised world of the Premier League, they are side issues compared to delivering on the pitch - and just now, he is on a roll.

From BBC