Flub (verb)

To make a mistake or blunder, or to mess up something.

Origin:

The origin of the word "flub" is not clear, but it is believed to have originated in the late 19th century. it means to make a mistake or blunder, or to mess up something.

Examples:

1. He flubbed his lines during the play.
2. She flubbed the recipe and ruined the dish.
3. He flubbed the math test and got a failing grade.
4. She flubbed the presentation and lost the account.
5. He flubbed the catch and the game was lost.