Meaning of the word "have something down pat" in English

What does "have something down pat" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

have something down pat

US /hæv ˈsʌmθɪŋ daʊn pæt/
UK /hæv ˈsʌmθɪŋ daʊn pæt/
"have something down pat" picture

Idiom

1.

to know or understand something perfectly

Example:
After weeks of practice, she finally has her lines down pat for the play.
He's been working on that presentation for so long, he must have it down pat by now.
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