From Longman Dictionary of Contemporary Englisha deep impressiona deep impressiona strong effect or influence that remains for a long time What he said made a deep impression on me. → deep
Examples from the Corpus
a deep impression• His energy, his sense of humour and his melodious voice made a deep impression.• This gives an opportunity for your message to gain more attention from the reader and perhaps to make a deeper impression.• The article made a deep impression on me and I thought what a wonderful coastline it would be to explore.• And then he added something which made a deep impression on me.• There is, too, a sense of timelessness, stillness and silence which leaves a deep impression on visitors.• The great toe often left a deep impression similar to the final toeing-off by humans before swinging their foot.• It made such a deep impression upon Katch that seventy years later, she could still recite passages from it. 