to  take a leaf out of one's book
<abbr style="text-decoration: underline;" title="take / borrow" > take</abbr>
teɪk
teik
a
ə
ē
leaf
bɒrəʊ
borew
out
ə
ē
of
li:f
lif
<i>one's</i>
aʊt
awt
book
ɒv
ov

Definition & Meaning of "take a leaf out of one's book"in English

to take a leaf out of one's book
01

to do something or to behave in a manner that is almost identical to that of someone else's 

Idiom
Informal

What is the origin of the idiom "take a leaf out of one's book" and when to use it?

The idiom "take a leaf out of one's book" originated from the practice of using a book as a source of inspiration or guidance. The phrase suggests emulating or imitating the positive qualities, actions, or behaviors of another person. By borrowing a leaf, or a page, from someone's book, individuals seek to learn from their example and apply it to their own lives or situations. It is used to imply recognizing someone as a role model or a source of valuable knowledge and using their experiences as a guide for personal improvement or success.

Examples
After witnessing her friend's dedication to fitness, Sarah decided to take a leaf out of her book and start exercising regularly. 
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