Meaning of the word "teach your grandmother to suck eggs" in English
What does "teach your grandmother to suck eggs" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.
teach your grandmother to suck eggs
US /tiːtʃ jʊər ˈɡrændˌmʌðər tə sʌk ɛɡz/
UK /tiːtʃ jʊər ˈɡrændˌmʌðər tə sʌk ɛɡz/

Idiom
1.
to try to teach someone something they already know, especially someone who is more experienced than you
Example:
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I tried to explain how to use the new software to my boss, but it was like teaching my grandmother to suck eggs; she's been using similar programs for decades.
•
He started giving me advice on cooking, but I've been a chef for twenty years. It was definitely a case of teaching your grandmother to suck eggs.
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