to tell an expert how to do things. usually phrased in the negative

English - English

Definition of to tell an expert how to do things. usually phrased in the negative in English English dictionary

teach grandma how to suck eggs

Teach-your-grandmother-to-suck-eggs—ducks' eggs!.

Hyphenation

to tell an ex·pert how to do things. u·su·al·ly phrased in the neg·a·tive