Not be born yesterday
phrase
To not be naive or easily fooled.
I was not born yesterday, I know when someone's trying to deceive me.
Often appears as...
- i was not born yesterday
- you were not born yesterday
Usage tips
Idiomatic
phrase
To not be naive or easily fooled.
I was not born yesterday, I know when someone's trying to deceive me.
Often appears as...
- i was not born yesterday
- you were not born yesterday
Usage tips
Idiomatic
Definition 1 of 1
Pro Tip 1/3Informal Expression
Used in casual conversation, might not be suitable in very formal or professional settings.
You can't fool me with that excuse; I wasn't born yesterday.
Pro Tip 2/3Sarcasm Potential
Often spoken with a sarcastic tone to emphasize the speaker's skepticism.
He said he's never played before and then won the game – sure, I wasn't born yesterday!
Pro Tip 3/3Asserting Intelligence
Implies the speaker is experienced and cannot be easily tricked or taken advantage of.
I wasn't born yesterday; I recognize a scam when I see one.
Pro Tip 1/3Informal Expression
Used in casual conversation, might not be suitable in very formal or professional settings.
You can't fool me with that excuse; I wasn't born yesterday.
Pro Tip 2/3Sarcasm Potential
Often spoken with a sarcastic tone to emphasize the speaker's skepticism.
He said he's never played before and then won the game – sure, I wasn't born yesterday!
Pro Tip 3/3Asserting Intelligence
Implies the speaker is experienced and cannot be easily tricked or taken advantage of.
I wasn't born yesterday; I recognize a scam when I see one.
Pro Tip 1/3Informal Expression
Used in casual conversation, might not be suitable in very formal or professional settings.
You can't fool me with that excuse; I wasn't born yesterday.
Pro Tip 2/3Sarcasm Potential
Often spoken with a sarcastic tone to emphasize the speaker's skepticism.
He said he's never played before and then won the game – sure, I wasn't born yesterday!
Pro Tip 3/3Asserting Intelligence
Implies the speaker is experienced and cannot be easily tricked or taken advantage of.
I wasn't born yesterday; I recognize a scam when I see one.
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