Definition, Meaning & Synonyms
blow one’s lines
idiom
/bloʊ wʌnz laɪnz/

Definition
To mess up a performance or fail to perform as expected, often resulting in embarrassment.

Examples
- During the play, she blew her lines and had to improvise.
- He was so nervous that he blew his lines during the presentation.

Meaning
The phrase comes from the world of acting or public speaking and refers to a situation where someone forgets their lines or makes significant mistakes during a performance.

Synonyms
- mess up
- flub
- fumble