“Hey, you!”

The crossword question is asking for a word that is equivalent to the phrase “Hey, you!” and the answer is “psst“. “Psst” is a word used to capture someone’s attention in a secretive or conspiratorial way. It is often used as a signal to get someone’s attention without drawing attention to oneself. The word is commonly used in situations where someone is trying to speak to another person discreetly or without drawing too much attention. In summary, the answer to the crossword question ” ‘Hey, you!‘ is psst” identifies psst as a word that performs the same function as “Hey, you!” to capture someone’s attention.