Idiom of the day :- Have a memory like a sieve
Usage, examples and definition of the Idiom :-
A sieve is a utensil with many fine holes. A person accused of having a memory like a sieve is either unable to retain information or is very forgetful. ‘I’ll never learn French; I have a memory like a sieve.’ ‘I have a head like a sieve today. I’ve forgotten where I parked my car.’