Meaning of fluff one's lines | Babel Free

Definitions

1. Used other than figuratively or idiomatically: To stumble over or otherwise misspeak one's lines.
2. To make a mistake.
   figuratively

Examples

“Conway headed a Nugent effort off the line and substitute Aron Gunnarsson fluffed his lines when presented with a great chance late on.”

“It could've been even worse too had Giroud not fluffed his lines twice in as many minutes.”

“Having already fluffed his lines under the bomb that had led to Montgomery's try, Jenkins was found wanting again less than a minute after the restart.”

CEFR level